W007518
CORDIERITE
S-SHAPED DRAG FOLDS AND SHEAR PLANES
KYANITE AND SILLIMANITE ARE DISSEMINATED IN MICA SCHIST AND ALSO REPLACE SHEAR PLANES IN HORNBLENDE - PLAGIOCLASE ROCKS; CORDIERITE ALSO PRESENT.
PREC
CORDIERITE MICA SCHIST
ESPENSHADE, GILBERT H.
USGS
19981028
TERRY KLEIN
HAGNER, 1953, WGA Guidebook No. 8, P. 116
D001895
PEGMATITE INTRUDES TOURMALINIZED MICA SCHIST AND GNEISS. CONTAINS BERYL, MUSCOVITE, TANTALITE.
2 OPEN PITS, 2 SHAFTS
pegmatites strike N50E to N, and cut Precambrian metadiabase, hornblende schist, and gneiss
1930
1942
1943
PROT
PEGMATITE, TOURMALINIZED MICA SCHIST AND GNEISS
PARKER, RAYMOND L.
19981021
HANLEY AND OTHERS, 1950, USGS PP-227
W032480
WITHIN A 0.25 BY 1 MI ZONE OF MAGNETIC ANOMALY, MAGNETITE CROPS OUT OCCASIONALLY IN STRINGERS AND SMALL FIST-SIZED PODS.
BARARI, RACHEL A.
Osterwald and others, 1966, WGS Bull. 50, p. 108
D001379
METAGRAYWACKE, METAVOLCANIC ROCKS, META FELSIC INTRUSIVES, AND METAGABBRO
ELLIOTT, JAMES E.
19981104
LEMMON AND TWETO, 1962, USGS MR-25|SPENCER, 1916, USGS BULL. 626
LEMMON, D.M., UNPUBLISHED DATA
W700604
A SINGLE LAYER OF QUARTZ MAGNETITE IRON FORMATION IS SHEARED ALONG NE-TRENDING PRECAMBRIAN SHEAR ZONES TO PRODUCE A THICKENING OF THE ORE.
LARGE OPEN PIT MINE
1962
1983
ARCH
IRON FORMATION
BEOUGHER, DELILAH J. (SPANSKI, GREGORY T.)
19981102
MINING MAGAZINE, JANUARY 1989, P. 44|BAYLEY, R.W., 1965, USGS GQ-460|BAYLEY, R.W., 1963, USGS BULL. 1142-C
W032131
FIVE "GOOD-SIZED" NUGGETS RECOVERED
Osterwald and others, 1966, WGS Bull. 50, p. 86|Hausel, 1980, WGS RI-23, p. 13
D001382
AREA OF INTENSE BRECCIATION AND SHEARING CAUSED BY INTERSECTING SHEAR ZONES.  RICH POCKETS OF ORE WERE ENCOUNTERED.
3 SHAFTS, SEVERAL INCLINES
PRODUCTION FROM ONE SMALL POCKET OF ORE IN 1893.
1886
1893
METAGRAYWACKE
19990728
LEMMON AND TWETO, 1962, USGS MR-25|SPENCER, 1916, USGS BULL. 626|HAUSEL, 1991, WGS RI-44, P. 76
W032154
VEINS DIPPING 85-90 DEGREES, ARE VARIABLE AND USUALLY BRANCHING. AVERAGE THICKNESS IS 6.33 FT
5 LEVELS, 2300 FT OF DRIFTS AND CROSSCUTS
QUARTZ, CHLORITE, BIOTITE, CALCITE, REALGAR, ORPIMENT, SCORODITE
SHEAR ZONE, FOLD HINGES
SMALL AMOUNTS OF REALGAR, ORPIMENT, AND SCORODITE
1866
1867
1954
1955|1954|1949|1951
Osterwald and others, 1966, WGS Bull. 50, p. 87|Hausel, 1980, WGS RI-23, p. 4, 6-9|HAUSEL, 1991, WGS RI-44, P. 43-47
W032119
SCHIST DIPS AT 85 S.
FEW HUNDRED FT OF DRIFTS. AN ADIT DRIVEN FROM THE DRAW TO THE SW INTERSECTS THE SHAFT 65 FT ABOVE ITS DEEPEST LEVEL.
QUARTZ
Osterwald and others, 1966, WGS Bull. 50, p. 86|Hausel, 1980, WGS RI-23, p. 11-12|HAUSEL, 1991, WGS RI-44, P. 47
W032122
FOLDED NE-TRENDING QUARTZ VEIN.  CHANGES IN VEIN ATTITUDE CONCENTRATE GOLD.
NW TRENDING ADIT INTERSECT NE-TRENDING VEIN ABOUT 200 FT FROM PORTAL. ABOUT 200 FT OF DRIFTS FOLLOW VEIN.
QUARTZ, PYROLUSITE
CHANGES IN VEIN ATTITUDE ALONG FOLDED QUARTZ VEIN
GRAPHITIC MICA SCHIST, TREMOLITE SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 86|Hausel, 1980, WGS RI-23, p. 13|HAUSEL, 1991, WGS RI-44, P. 49
W032116
WIDTH VARIES FROM 18IN TO 5 FT WIDE AND IS 200 + FT IN LENGTH.  MAIN VEIN STRIKES N 85 E AND DIPS 90 IS FOLDED TO PRODUCE A N 65 W SEGMENT.  THE FOLD HINGE IS THE LOCATION OF THE GLORY HOLE AND RESULTS IN A NE PLUNGING ORE SHOOT.
1255 FT OF DRIFTS, CROSS CUTS AND OPEN STOPES DRIVEN OFF THE 250 FT DEEP SHAFT. SHAFT IS ON SE END OF THE PROPERTY NEAR THE PLUNGING ORE SHOOT IN 1911.  JAMINSON (1911) INDICATES THAT DURING HIS VISIT THE SHAFT WAS TO BE DEEPENED TO 450 FT.  ADDITIONAL 1
FOLD CREST OF FOLDED SHEAR ZONE
FOLDING OF PRIMARY STRIKE PARALLEL SHEARING (PARALLEL TO BOTH S0 AND S1) LOCALLIZED AND ENRICHED GOLD.  NEARBY TONALITE PLUG INTRUDED THE SHEAR ZONE BEFORE FOLDING AND MAY HAVE INFLUENCED FOLD GEOMETRY AND OR SUPPLIED HEAT TO UPGRADE METAL CONTENT.
1868
1956
1956|1956|1955|1946|1946|1946
AMPHIBOLITE
Osterwald and others, 1966, WGS Bull. 50, p. 86|Hausel, 1980, WGS RI-23, p. 10|HAUSEL, 1991, WGS RI-44, P. 51-52|JAMISON, 1911, WGS BULL. 2
W032111
2 SYSTEMS OF VEINS WHICH STRIKE N-S AND E-W. INDIVIDUAL VEINS VARY FROM SEVERAL INCHES TO 7 FT THICK. N-S VEIN CONTAINS PYRITE AND ARSENOPYRITE. E-W VEIN IS HIGH GRADE AND FREE MILLING.  ORE IS HIGH IN SILVER RELATIVE TO OTHER DEPOSITS IN DISTICT, AU/AG=
SHAFT WITH 255 DRIFTS ON THREE LEVELS
QUARTZ, TOURMALINE, CALCITE
RICHEST ORE AT INTERSECTION OF MAIN VEIN (STRIKE N5E) AND CROSS VEIN(STRIKE N80E)
Hausel, 1980, WGS RI-23, p. 9-10|Osterwald and others, 1966, WGS Bull. 50, p. 85|HAUSEL, 1991, WGS RI-44, P. 53
W032134
TWO PARALLEL SHEAR ZONES ALONG CONTACT BETWEEN AMPHIBOLITE AND METAGRAYWACKE
TWO SHAFTS 40 AND 100 FT DEEP WITH 200 FEET OF DRIFTS
MAFIC METAVOLCANIC ROCK
19990707
Osterwald and others, 1966, WGS Bull. 50, p. 86|Hausel, 1980, WGS RI-23, p. 13|HAUSEL, 1991, WGS RI-44, P. 53
W032117
A SECOND VEIN STRIKES N 40 W EAST OF THE MAIN VEIN.
THE VEIN IS REPORTED TO BE STOPED OUT FOR 240 FT DOWN THE DIP.250FT INCLINE CONNECTS 1300 FT OF DRIFTS AND STOPES ON 5 LEVELS
SHALLOW DIPPING NE TRENDING VEIN WAS EMPLACED ALONG STRIKE PARALLEL SHEAR IN TONALITE PLUG AT CONTACT BETWEEM MAFIC AND ULTRAMAFIC VOLCANIC ROCKS.  A SECOND VEIN EAST OF THE INCLINE OCCUPIES A CONJUGATE SHEAT PERPENDICULAR TO THE MAIN VEIN AND REGIONAL F
125000
1869
1895
GRANODIORITE
19990729
Osterwald and others, 1966, WGS Bull. 50, p. 86|Hausel, 1980, WGS RI-23, p. 10|HAUSEL, 1991, WGS RI-44, P. 55
D002809
META GABBRO, ANDESITES IN MINERS DELIGHT FORMATION
HASLER, J. WILLIAM
BAYLEY, R.W., 1965, USGS GQ-460|Osterwald and others, 1966, WGS Bull. 50
W032120
QUARTZ VEIN IS GRAPHITE SCHIST
300 FT SHAFT CONNECTS 1500 FT OF DRIFTS AT THE 100 AND 200 FT LEVELS.  ADIT CONNECTS WITH THE 100 FT LEVEL.
QUARTZ, ARSENOPYRITE
48000
1934
GRAPHITE SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 86|Hausel, 1980, WGS RI-23, p. 12|HAUSEL, 1991, WGS RI-44, P. 56-57
W032135
NATIVE GOLD IS SCATTERED THROUGH THE MATRIX AND IN CAVITIES. MAIN VEIN IS 3-14 FT WIDE.
3 SHAFTS CONNECT 115, 150 AND 250 LEVELS WITH AN AGGREGATE LENGTH OF MORE THAN 4500 FT OF HORIZONTAL WORKINGS CONNECTED BY SHAFTS AND TWO MANWAYS.
HOST ROCK IS METAVOLCANIC MEMBER OF THE MINER DELIGHT FORMATION CONSISTING OF DACITE THROUGH BASALTIC COMPOSITIONS, INTERLAYERED WITH CHERT AND SILIFICIFIED GRAYWACKE.  THIS ASSOCIATION MAY INDICATE THE THAT GOLD MAY HAVE BEEN REMOBILIZED INTO SHEAR ZONE
1882
METABASALT, METAANDESITE, AND METADACITE
Osterwald and others, 1966, WGS Bull. 50, p. 86-87|Hausel, 1980, WGS RI-23, p. 14|HAUSEL, 1991, WGS RI-44, P. 57
W032121
LODES CONTAINING AU AND FE ARE PRESENT IN DISTRICT.  RICHEST GRAVEL IS 1 MI BELOW ATLANTIC CITY NEAR A LARGE FAULT THAT CROSSES ROCK CREEK.  NO GOLD IS FOUND IN GRAVEL THAT OVERLIES SCHIST, ONLY THAT THAT OVERLIES AMPHIBOLITE.  GOLD IS FOUND WITHIN 1-3 F
DREDGING
SCHEELITE, CASSITERITE
FAULT CROSSING STREAM; STREAM HYDRAULICS
ENTRAPMENT BY IRREGULARITIES IN STREAM BED OR DEPOSITION IN LOW-ENERTY PART OF STREAM
QUARTZ VEINS IN FAULT ZONES IN GNEISSES, SCHIST ARE PRESENT IN AREA.  AREA LIES ALONG THE NORTHWEST FLANK OF THE SOUTH PASS GREENSTONE BELT.
ESTIMATE OF GOLD PRODUCTION IS PROBABLY LOW BY A FACTOR OF THREE IF THE AMOUNT OF GRAVEL PROCESSED AND AVERAGE REPORTED GRADE ARE VALID.
QUAT
STREAM GRAVELS
82 02; 91 08;10/28/1998
BARARI, RACHEL A.; PETERSON, J.A.;TERRY KLEIN
ARMSTRONG, 1948, M.S. thesis, Univ. Wash., Seattle, P. 63-65|Hausel, 1989, WGS Bull. 68
D002481
TWO TO THREE FOOT WIDE SHEAR ZONE IN MAFIC METAVOLCANIC ROCKS.  AT 180 FT INTO ADIT THIN FRACTURE CONTAINED FREE GOLD WHICH WAS MINED OUT.
SOUTHEAST TRENDING ADIT 300 FT LONG WITH 90 BEND TOWARD EAST AT ABOUT 120 FT FROM PORTAL.  160 FOOT INCLINE (62 DEGREES) EXTENDS THROUGH DRIFT TO TOTAL DEPTH OF 160 FT, 100 FT BELOW DRIFT LEVEL
THIN STRIKE PARALLEL SHEAR ZONE IN MAFIC METAVOLCANICS
MAFIC METAVOLCANIC ROCKS
Bayley, 1965, USGS GQ-459|HAUSEL, 1991, WGS RI-44, P. 66
W032733
SDGS
Gruner and Knox, 1957, USAEC RME-3148, p. 43
D003221
MISS
PAHASAPA LIMESTONE
W032150
WIDTH OF INDIVIDUAL FISSURES IS LESS THAN 4 INCHES.
FLOURITE, QUARTZ, PYRITE, PSILOMELANE, PYROLUSITE, LIMONITE
GRANITE
Osterwald and others, 1966, WGS Bull. 50, p. 84|Hausel, 1980, WGS RI-23, p. 63
DC07683
PODS IN WIDE ZONE OF LOW ANGLE FAULTING
GEOL.DESC:  5 FT DARK GRAY CLAY, 2.50 TO 3.28 PERCENT U3(O8)
JUR
MORRISON FM.
CONSERVATION DIVISION FILES
19981103
USAEC PRR-BH-B-74|CONSV. DIV. COMP. DATE, 03-27-1959
D001896
MINING PART - TIME ONLY
PEMATITE
HOUSTON, 1961, WSG PR-1
DC07545
GEOL.DESC:  RADIOACTIVITY & UNKNOWN FLUORESCENT U. MIN. ASSOC. WITH CARBONACEOUS MATERIAL
EO
WIND RIVER FM.
USAEC PRELIM. RECON. REPT. FILE DEB RRD-1077|CONSV. DIV. COMP. DATE, 02-23-1962
M045442
STREAM HYDRAULICS
MULLEN CREEK-NASH FORK SHEAR ZONE
ENTRAPMENT BY IRREGULARITIES IN STREAM BED OR DEPOSITION IN LOW-ENERGY PART OF STREAM
NO PRODUCTION FIGURES AVAILABLE
BLAIR, WILL N.
91 08
PETERSON, J.A.
McCallum, 1968, WGS PR-7, p. 11|Hausel, 1989, WGS Bull. 68
M045447
IN QUARTZ VEINS AND DISSEMINATED IN SHEAR ZONES IN HORNBLENDE GNEISS AND SCHIST.  VEIN ENDS AT A "FLAT" FAULT AND ATTEMPTS TO FIND OTHER SIDE FAILED; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
ADIT
CHLORITE, EPIDOTE, GARNET, CALCITE, SIDERITE, DOLOMITE, ALUM
PT  ASSOCIATED WITH SULFIDE MASSES.  SHEARS
HYDROTHERMAL LEACHING, TRANSPORT, AND DEPOSITION OF ORE
$90,000 IN FREE MILLING GOLD WAS REALIZED.  NO PLATINUM PRODUCTION REPORTED BUT POTENTIAL BY ASSOCIATION IS A POSSIBILITY
1860's
1875
1877
MAFIC HORNBLENDIC GNEISS AND SCHIST
82 07; 91 08;11/6/98
BARARI, RACHEL A.; PETERSON, J.A.|TERRY KLEIN
McCallum, 1968, WGS PR-7, p. 11
M045453
4 QUARTZ AND SULFIDE BEARING FRACTURE ZONES CONCORDANT TO CATACLASTIC FOLIATION; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
775 FT TUNNEL FOLLOWING SCHISTOSITY WITH 325 FT CROSSCUT
IRON OXIDES
SHEAR ZONES
THIN SHEAR ZONES CONTROL QUARTZ VEINS IN HORNBLENDE SCHIST.  THESE ZONES ARE MINOR BRANCHES OF THE NASH FORK-MULLEN CREEK SHEAR ZONE.
NO PRODUCTION FIGURES GIVEN; SMALL PRODUCTION PRESUMED
MAFIC SCHISTS AND SUBMYLONITES
91 08; 11/6/98
PETERSON, J.A.|TERRY KLEIN
McCallum, 1968, WGS PR-7, p. 9, 11|HESS, 1926, USGS BULL. 780-C, P. 132-1
M045450
IRON-STAINED SHEAR PLANES; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
50 FT TUNNEL
SHEAR PLANES
HYDROTHERMAL LEACHING, TRANSPORT, AND DEPOSITION OF ORE IN MYLONITIC ROCKS
NO PRODUCTION FIGURES AVAILABLE; PROBABLY NO PRODUCTION
LATE 1920'S
AMPHIBOLE AND BIOTITE SCHIST AND GNEISS
91 08; 11/9/98
McCallum, 1968, WGS PR-7, p. 11|HAUSEL, 1980, WGS RI-23
M045451
DISSEMINATED SULFIDE MINERALS IN SHEAR PLANES CONCORDANT TO CATACLASTIC FOLIATION.  SEVERAL CROSSCUTTING FRACTURES ALSO CONTAINED PRECIOUS METALS.  PT-BEARING SULFIDES ARE IN LOWER ADIT; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
2 ADITS, 100 AND 175 FT LONG
FE AND CU CARBONATES
SHEAR ZONES AND CROSSCUTTING FRACTURES
HYDROTHERMAL LEACHING, TRANSPORT, AND DEPOSITION OF ORE IN MYLONITE
THIN SHEAR ZONES CONTROL QUARTZ VEINS IN HORNBLENDE SCHIST AND GNEISS. THESE ZONES ARE MINOR BRANCHES OF THE NASH FORK-MULLEN CREEK SHEAR ZONE.
NO PRODUCTION FIGURES AVAILABLE, SMALL PRODUCTION PRESUMED
1896
MAFIC CHLORITE SCHISTS AND GNEISSES
McCallum, 1968, WGS PR-7, p. 9, 11|HESS, 1926, USGS BULL. 780-C, P. 130-1
M045440
NO PRODUCTION FIGURES AVAILABLE; SMALL PRODUCTION PRESUMED
McCallum, 1968, WGS PR-7, p. 9, 11|Hausel, 1989, WGS Bull. 68
M045452
DISSEMINATED IN 2 FT WIDE GRAY QUARTZ VEIN THAT IS PARALLEL TO REGIONAL FOLIATION.  FREE GOLD IN LIMONITE BOXWORKS COMMON;
30 FT SHAFT, 800 FT OF TRENCHES
QUARTZ, LIMONITE
FAULTS
AMPHIBOLITE IS DECOMPOSED
AMPHIBOLITE, CHLORITE SCHIST
McCallum, 1968, WGS PR-7, p. 8, 10HESS, 1926, USGS BULL. 780-C, P. 129
W032147
MINERALIZED PARTS OF QUARTZ VEINS ARE ASSOCIATED WITH DIKES.  GOLD IS FOUND IN HONEYCOMBED QUARTZ.; free gold in honeycombed quartz hosted by amphibolite schist; an extension of the vein on the Free Gold claims; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU
adits, tunnels
DIKES, SHEAR ZONES, FRACTURES
MULLEN CREEK-NASH FORK SHEAR ZONE; NE-trending Proterozoic gneisses, schists, and shears cut by N-S trending faults in the S part of the Cheyenne Belt, within the Laramide Medicine Bow Mtns faulted assymetrical anticlinal uplift
AMPHIBOLITE SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 81|Hausel, 1989, WGS Bull. 68
M045443
SULFIDE MINERALS ARE FRACTURE AND BRECCIA FILLINGS, PODS, AND DISSEMINATIONS IN SHEAR ZONE TECTONITES.   CU AND FE STAINING ARE ABUNDANT; unsheared amphibolite schist and gneiss contains anomalous gold; arsenopyrite-bearing gneiss is also mineralized; UN
80 ft adit with 110 ft crosscut drift 30 ft from the portal
SHEAR ZONE
SILICIFICATION
PRODUCTION FIGURES NOT GIVEN; PRESUMED SMALL
AMPHIBOLE GNEISS
McCallum, 1968, WGS PR-7, p. 9, 11|Osterwald and others, 1966, WGS Bull. 50, p.
M045439
EARLY REPORTS CLAIMING THAT THE WEST SIDE OF THE RIVER HAD HIGH VALUES HAVE NOT BEEN SUBSTANTIATED
POSSIBLE SMALL GOLD PRODUCTION
McCallum, 1968, WGS PR-7, p. 9, 11|HESS, 1926, USGS BULL. 780-C, P. 127-130
M045449
strongly shattered, sulfide-enriched, dark, dense, shearzone tectonites; mineralized zone is oxidized, and sulfide masses are coated with films of limonite and alum.; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
at least five short prospect crosscuts
LIMONITE, ALUM
MINERALIZED ZONE HAS BEEN OXIDIZED
SHEARED ZONE TECTONITES
McCallum, 1968, WGS PR-7, p. 9-10|Hausel, 1980, WGS RI-23
M045448
PEGMATITE, QUARTZ, AND SULFIDE VEINS IN AMPHIBOLITE; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
DRIFTS AND CROSSCUTS
GEOL.DESC: HONEYCOMBED QUARTZ CONTAINED FREE GOLD
AMPHIBOLITIZED METAIGNEOUS ROCKS, MYLONITE
McCallum, 1968, WGS PR-7, p. 10|HAUSEL, 1980, WGS RI-23
M045441
ENTRAPMENT BY IRREGULARITIES IN STREAM BED OR DEPOSTION IN LOW-ENERGY PART OF STREAM
M045454
1 INCH GOUGE ZONES AND CALCITE AND PEGMATITE VEINS ASSOCIATED WITH NUMEROUS FAULTS; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
SHAFT
CALCITE
THIN FAULT ZONES
CHLORITIZATION, SILICIFICATION, CARBONATIZATION
THIN FAULT CONTROLLED VEINS IN  HORNBLENDE AND FELSIC GNEISS
AMPHIBOLITIZED METAPYROXENITE
83 04; 91 08|11/6/98
McCallum, 1968, WGS PR-7, p. 9-10|HESS, 1926, USGS BULL. 780-C, P. 133
M045446
QUARTZ VEINS ARE CONTROLLED BY E-W TRENDING SHEAR ZONES.  VEIN IS OFFSET AND LOST BY DISPLACEMENT ALONG A HIGH ANGLE FAULT, LATE FAULTS ARE PROBABLY RELATED TO LARAMIDE UPLIFT; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
3 DRIFTS, 3 LEVELS 0,25,140 FT.(50, 150, and 550 FT LONG RESPECTIVELY
CHLORITE, EPIDOTE, CALCITE, DOLOMITE, SIDERITE, ALUM, GARNET, QUARTZ
FRACTURES
SMALL GOLD BODIES IN E-W TRENDING QUARTZ VEINS IN HORNBLENDE SCHISTS ARE PROBABLY RELATED TO GRANITE PEGMATITES
EARLY 1900'S
HORNBLENDE SCHIST
McCallum, 1968, WGS PR-7, p. 10|HESS, 1926, USGS BULL. 780-C, P. 129
W032483
SURFACE EXPOSURES OF THE BODY COMPRISE 60-70% OF THE OUTCROP AREA. TACONITE OCCURS IN PARALLEL LAYERS 5-30 FT THICK THAT ARE SYNFORMAL IN STRUCTURE.
QUARTZ, PYROXENE, GARNET
MIGMATITE, GNEISS, AMPHIBOLITE
Osterwald and others, 1966, WGS Bull. 50, p. 110
W032136
VEIN ROLLS (DIPS EAST) BETWEEN 70 AND 100 FT FROM PORTAL.  MANY OF THE VEINS IN THE DISTRICT ARE SUBHORIZONTAL AND APPEAR TO BE STRATABOUND, SUGGESTING A EXHALATIVE ORIGIN.
two tunnels, 270 and 185 ft long, with one 50 ft crosscut, and a winze sunk at the face of the northern tunnel
HORIZONTAL QUARTZ "VEIN" AT CONTACT BETWEEN FOOTWALL QUARTZITE AND HANGING WALL CALC-SCHIST.  NEAR WORKING FACE OF ADIT THE VEIN ABRUPTLY SWINGS TO NEARLY VERTICAL.
Cooper Hill thrust block or 2 mi.-long gravity slide block, projected to have moved into place from the W.
PROTEROZOIC MIOGEOSYNCLINAL SEDIMENTS WERE DEPOSITED NEAR ARCHEAN CRATON MARGIN.  FOLDED INTO SMALL SCALE NE-TRENDING ISOCLINAL FOLDS.  REFOLDING PRODUCED BROAD NW TRENDING FOLDS. QUARTZ VEIN IN ALBION MINE PREDATED THE REFOLDING.
1897
QUARTZITE AND METALIMESTONE SCHIST
19990712
Osterwald and others, 1966, WGS Bull. 50, p. 124-125|Hausel, 1980, WGS RI-23, p. 41-43|HAUSEL, 1994, WGS RI-49
DC07217
IN PYRITIC AND CARBONACEOUS SILTSTONES ALONG PREC-TERT UNCONFORMITY, LOCALIZED ALONG NORMAL FAULTS
OPEN PIT
Osterwald and others, 1966, WGS BULL. 50, P. 189, 1959
CONSV. DIV. COMP. DATE, 10-00-1961
D001899
19990826
D001898
D001993
SLATE
MILLER, M. H.
COOPER, 1962, USGS MR-22
W032871
URANIUM IN HEMATITIC HALOES OF ROLL FRONT AND CARBON-RICH ZONES IN TERTIARY SEDIMENTS.  SOME MINERALIZATION IN UNDERLYING PRECAMBRIAN GRANITE.
1953
1955
1970
.18-.30% U3O8
CONGLOMERATE
Gruner and Smith, 1955, USAEC RME-3125, P. 15|YELLICH AND OTHERS, 1978, WGA Guidebook No. 30, P. 311-312|OSTERWALD AND OTHERS, 1966, WGS BULL. 50, P. 213
W032423
AT LEAST 3 SEPARATE OUTCROPS.
Osterwald and others, 1966, WGS Bull. 50, p. 114
W032482
SUBSURFACE DEPOSITS MAY EXTEND 3.5 MI W OF COPPER MOUNTAINS. TWO SERIES OF FE-BEARING ROCK CROP OUT.
MUSCOVITE, ANDALUSITE, BIOTITE
QUARTZITE, SCHIST, AMPHIBOLITES
Osterwald and others, 1966, WGS Bull. 50, p. 109-110|WGS, 1979, WYO. MINES AND MINERALS MAP
W032379
chalcopyrite-molybdenite-bearing pegmatite in quartz monzonite
NO MINERALIZATION OBSERVED ON THE DUMP, BUT THE SHAFT WAS PRESUMA BLY DRIVEN TO INTERSECT A MOLYBDENITE AND CHALCOPYRITE BEARING PEGMATI TE THAT CROPS OUT TO THE NORTHWEST.
QUARTZ MONZONITE GNEISS
Osterwald and others, 1966, WGS Bull. 50, p. 38
D002422
OLI        POST BATTLE SPRINGS SANDSTONES
DC07339
TERT ?
SANDSTONE, WASATCH FM.
USAEC ED-R-1436|CONSV. DIV. COMP. DATE, 04-00-1958
W031622
URANIUM MINERALIZATION IN A NORTHERNLY TRENDING BELT 4 MILES LONG AND 2 MILES WIDE.
PATHFINDER IS THE LARGEST URANIUM PRODUCER IN THE STATE. WEAK URANIUM MARKET FORCED PATHFINDER TO LAYOFF 30% OF ITS STAFF IN OCT. 80. PRODUCTION CUT IN 1981.
PRESENCE OF CARBONACEOUS MATERIAL
ASYMMETRIC ANTICLINES AND THRUST FAULTS IN PRE-TERTIARY ROCKS, AND GENTLE FOLDS AND NORMAL FAULTS IN TERTIARY.
LOCALIZED ALONG AXES OF SHALLOW TROUGHS  THAT ARE  SUPERIMPOSED  AT RIGHT ANGLES TO AND SITUATED ON THE FLANKS OF  A NORTH TRENDING ANTICLINE.
MAY, 1978
1980
SAND AND CLAY
Osterwald and others, 1966, WGS BULL. 50, P. 207|Lageson and Hausel, eds., 1978, WGS PIC-7, P. 7-8|WGS, 1979, MINES AND MINERALS MAP|ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80
W032850
ORE GRADE IS 0.18 TO 0.23% U3O8
OPERATE UNDERGROUND URANIUM MINE, MILL AND OPEN PIT FACILITIES. 2 SHAFTS.
PYRITE, CALCITE, SELENIUM
MARGINS OF ALTERED SANDSTONE
SYNCLINAL TROUGHS
REDDISH-BROWN ALTERED ARKOSE SANDSTONE
FORD, PATTI L. (BARARI, RACHEL A.)
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80, P. 52|MINOBRAS, 1976, URANIUM GUIDEBOOK FOR WYO., P. 29-31
W032115
THIS ENTRY INCLUDES BEAR CREEK, DAVES CREEK, ELK CREEK AND MOORE'S GULCH PLACER.  Sstream placers vary from coarse nuggets to flour and flakes; primarily gold, with some platinum and minor palladium.
EXTENSIVE PLACER WORKINGS, historic draglines, floating washing plants, and hyraulic operations; modern suction dredges and other equipment
SEE INDIVIDUAL PLACER RECORDS FOR MORE PRODUCTION DATA
STREAM GRAVEL
91 08;11/9/98
Osterwald and others, 1966, WGS Bull. 50, p. 79-80|HAUSEL, 1980, WGS RI-23
M045438
91 08;10/28/1998
PETERSON, J.A,TERRY KLEIN.
McCallum and Orback, 1968, WGS PR-8|Hausel, 1989, WGS Bull. 68
M045436
91 08|08/18/1999
MCCALLUM AND ORBACK, 1968, WGS PR-8, P. 10-11|BEELER, 1906e, Office of the State Geologist
M045437
W032143
THE BEDROCK IS GRANITE WHICH CONTAINS LAYERS OF SCHIST AND DIORITE CUTTING ACROSS THE STREAM.  MOST AU IS FOUND AT BEDROCK.  THE GRAVEL ABOVE BEAVER CREEK, 80 - 250 FT WIDE, IS NOT FAVORABLE TO WORK.
PRODUCTION FOR A FOUR 5/25/1935-9/14/1935
BEFORE 1896
1935
GRAVEL
Osterwald and others, 1966, WGS Bull. 50, p. 81|Hausel, 1980, WGS RI-23, p. 23
MP00086
PLACERS ARE FOUND FOR 3 MI ALONG CREEK
BEFORE 1906, MINE PRODUCED 20-80 OZ AU/YEAR
BEFORE 1906
19990722
Hausel, 1989, WGS Bull. 68, p. 108
M045435
HYDRAULIC DITCHES, DRAGLINE DREDGE
82 07; 91 08
BARARI, RACHEL A.; PETERSON, J.A.
MCCALLUM AND ORBACK, 1968, WGS PR-8, P. 10|BEELER, 1906e, Office of the State Geologist
W032118
EXTENDS 3.5 MI ALONG SPRING CREEK AND AVERAGES 4 FT THICK.  GOLD IS EXTREMELY COARSE AND ANGULAR
YIELDED $1,000 AU
prior to 1895
1895|1895
Osterwald and others, 1966, WGS Bull. 50, p. 82|Hausel, 1980, WGS RI-23, p. 24-25
W032481
PERIDOTITE
D001994
DC07601
ZELLER AND SOISTER, 1956, USGS TEI-620, p. 183-185
CONSV. DIV. COMP. DATE, 02-23-1962
DC07611
DC05943
3 PITS
PERCHED WATER TABLE IN A SMALL HORST
A FEW HUNDRED THOUSAND TONS
SANDSTONE
19981022
ZELLER AND SOISTER, 1956, USGS TEI-620, p. 183-185|Gruner and Knox, 1957, USAEC RME-3148, p. 46
DC05945
GEOL.DESC:  0.25 PERCENT U. AVE.
SEVERAL 100,000 TONS
DC07574
GEOL.DESC:  IN SANDSTONES
DC07603
GEOL.DESC:  ORE BODY 60 FT. BELOW SURFACE
DC07610
GEOL.DESC:  AVE. 0.25 PERCENT U.
DC07614
DC05942
SEVERAL THOUSAND TONS
DC05944
MP00082
DESCRIPTION OF DEPOSIT IS SCANTY BUT DISTRICT DESCRIPTION INDICATES THAT DEPOSITS SOUTH OF MULLEN CREEK-NASH FORK SHEAR ZONE ARE MOSTLY MASSIVE SULFIDES.  ORES IN THIS DEPOSIT ARE FOUND IN AN IRREGULAR BODY ALONG THE CONTACT OF GRANITE WITH A complex of
At least 4 shallow shafts, some stripped areas; 850 ft of drilling in 1966 & 67; most workings obscured by timber and later mining activity.
Diopside,  enstatite replaced by spessartine, olivene (35% of 1 sample - peridotite [?]), tremolite.
NW trending cross fractures in pyroxenites near contact with granite control replacement by ore.
VOLCANIC EXHALATIVE PROCESSES
1904
EPROT
METAVOLCANIC AND VOLCANICLASTIC ROCKS
Hausel, 1989, WGS Bull. 68, P. 151-153|Osterwald and others, 1966, WGS Bull. 50
W032415
HORNBLENDE SCHIST (MAFIC VOLCANIC ROCKS) CONTAINS PYRRHOTITE WHICH BEARS CU, NI, AND CO ADJACENT TO A LARGE SILL OF NORITE
shaft
1904 OR EARLIER
Osterwald and others, 1966, WGS BULL. 50, P. 120|SPENCER, 1904, USGS PP-25, P. 87-88|Houston and Graff, 1995, USGS I-2452
W032459
massive earthy hematite in quartzite 2.5 ft thick at surFace swells to 9 ft at a depth of 80 ft.; Spencer (1904) suggests this is a cap on a copper deposit.
three shafts: 50ft, 80ft, and 90ft deep
WEATHERING
1901 OR EARLIER
QUARTZITE
Osterwald and others, 1966, WGS BULL. 50, P. 110|Hausel, 1989, WGS Bull. 68|SPENCER, 1904, USGS PP-25
FS00015
HEMATITE LAYER IN CHLORITICALLY ALTERED, SHEARED DIORITE, ENCLOSED IN QUARTZITE.  MAY BE ASSIMILATED STRATABOUND MASSIVE SULFIDE LAYER IN DIORITE. S-dipping, N70E-trending vein in NW-trending and S-dipping brecciated and mylonitized schist, quartzite, an
TUNNEL DRIVEN TOWARD NW
QUARTZ, CALCITE, SIDERITE, FELDSPAR
PRECAMBRIAN SHEARING ALONG HIDDEN TREASURE FAULT.  MASSIVE SULFIDE ORE MAY HAVE BEEN PHYSICALLY OR HYDROTHERMALLY REMOBILIZED ALONG THE FAULT.
SIERRA MADRE RANGE
SILICIFICATION, CARBONATIZATION
ORE CONCENTRATED SHEAR ZONE LOCALLY WITHIN NEAR VERTICAL DIORITE INTRUSION. DIORITE INTRUDES QUARTZITE OF THE COPPERTON FORMATION.
METADIORITE
SIERK, BETTY M.
19990726
SPENCER, 1904, USGS PP-25, P. 93-94
W032414
AT CONTACT BETWEEN NORITE AND ORE HORIZON PROBABLY REPRESENTING STRATABOUND SUBMARINE EXHALITES (LIMESTONE, METAMORPHOSED CHERT IN PELITIC SCHIST). NORITE ENCLOSES ORE-HOST SCHIST BAND.  LIMONITE AND COPPER CARBONATES STAIN THE VEIN.
CARBONATE, LIMONITE
CHERT, LIMESTONE, SCHIST, NORITE
Osterwald and others, 1966, WGS BULL. 50, P. 120|SPENCER, 1904, USGS PP-25, P. 87-88
W032144
GRAVELS
Hausel, 1997, WSGS Bull. 70, p. 158|Pease, 1905, Letter to H.C. Beeler|Beeler, 1905f, WGS MR05-66
W032138
3 QUARTZ VEINS LIE WITHIN THE SCHIST AND ARE PARALLEL TO ITS STRIKE. Hematite, limonite, and malachite stained milky quartz contains disseminated and fracture-filling chalcopyrite in a diorite host rock; wallrock adjacent to vein contains narrow biotite
two shallow shafts and 3 prospect pits
QUARTZ, BIOTITE
THRUST FAULT
1904 or earlier
SCHIST
Hausel, 1997, WSGS Bull. 70, p. 167, 178|Hausel, 1992, WGS MR92-2|Spencer, 1904, USGS PP-25|Hauff, 1986, p. 38-39|Osterwald and others, 1966, WGS Bull. 50, p. 49
D001995
W032429
mineralized quartz veins pinch and swell over a strike distance of several hundred feet in association with a diabase dike intruding granite for as much as 12,000 ft
at least one shaft and possibly some other small pits along vein strike
prior to 1904
Hausel, 1997, WSGS Bull. 70, p. 81|SPENCER, 1916, USGS BULL. 626
W032384
SEVERAL LARGE BODIES OF PYRRHOTITE ARE FOUND IN 11 VEINS. THE PYRRHOTITE IS MIXED WITH HORNBLENDE AND QUARTZ. EXHALITE LAYER LIES IMMEDIATELY ABOVE FELSIC VOLCANIC LAYER IN A SEQUENCE OF METABASALTS.  THE DEPOSIT IS COVERED BY  A RED AND YELLOW JASPER CA
TWO SHAFTS
JASPER, HORNBLENDE, QUARTZ
SILICEOUS-SULFIDIC EXHALITE ASSOCIATED WITH FELSIC VOLCANIC LAYER
ONE OF SEVERAL KUROKO-TYPE MASSIVE SULFIDE DEPOSITS OCCURRING ALONG A BELT OF INTERLAYERED MAFIC AND FELSIC METAVOLCANIC ROCKS MORE THAN 2 MILES LONG
CHERT, FELSIC VOLCANIC ROCKS, BASALT
19990928
Osterwald and others, 1966, WGS Bull. 50, p. 120|SNYDER AND BOW, 1993, USGS I-2232|Hausel, 1997, WSGS BULL. 70, P. 82
W032385
5 FT MASSIVE SULFIDE BED OF PYRRHOTITE BENEATH OXIDIZED ZONE. ANOTHER SHAFT FOUND PYRRHOTITE MIXED WITH COARSE-GRAINED MARCASITE AND A LITTLE DISSEMINATED CHALCOPYRITE. AT 50 FT PYRRHOTITE BECAME QUARTZOSE. PYRRHOTITE PASSED OUT OF THE SHAFT AT 60 FT.
QUARTZ, MICA, LIMONITE, MALACHITE, AZURITE, HORNBLENDE, GRAPHITE
EXHALATIVE HORIZON
EXHALITIVE CHERT, MASSIVE SULFIDE AND IRON FORMATION AS WELL AS MAFIC METAVOLCANIC ROCKS AND METAPELITE ARE ENCLOSED IN ARCHEAN GRANITE AS XENOLITHS.  GRANITE MUST HAVE INTRUDED PASSIVELY BECAUSE OF RELATIVELY CONTINUOUS NATURE OF MINERALIZED LAYER.
1903
GRANITE, MAFIC SCHIST, MICA SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 39, 119|HAUSEL, 1997, WSGS BULL. 70, P. 83|SNYDER AND BOW, 1993, USGS I-2232|
W032431
50 ft wide quartz vein is iron stained; chalcocite exposed in a shaft
60 ft shaft
Archean granite and minor schist cut by NE-trending schistose textured diabase dikes which may host quartz veins
Hausel, 1997, WSGS Bull. 70, p. 101|SPENCER, 1916, USGS BULL. 626
Beeler, 1904?
W032396
MINOR AMOUNTS OF CHALCOPYRITE AND TRACES OF SPHALERITE OCCUR IN Q UARTZ-PYRRHOTITE MINERALIZED ZONES
Osterwald and others, 1966, WGS Bull. 50, p. 39
W032430
QUARTZ VEIN IN GRANITE AND SCHISTOSE DIABASE DIKE, SEVERAL, POSSIBLY PARALLEL, VEINS.  A SECOND, NEARBY SHAFT CONTAINED DISSEMINATED PYRITE IN SCHIST WITH NO CU. DEFORMED DIKE MAY BE CONTINUOUS FOR SEVERAL MILES.
SEVERAL TUNNELS AND SHAFTS WITH TOTAL LENGTH OF ABOUT 1000 FT, DEEPEST TO 100 FT.
MINERALIZATION GENERALLY COINCIDENT WITH DEFORMED PROTEROZOIC DIABASE DIKE WHICH CUTS ARCHEAN GRANITE.
prior to 1916
DIABASE
Osterwald and others, 1966, WGS Bull. 50, p. 39|SPENCER, 1916, USGS BULL. 626, P. 72-73
W032877
SHAFT WITH 360 FT CROSSCUT
EPIDOTE, QUARTZ, JASPER
SHEARED CONTACT BETWEEN ARCHEAN GRANITE AND ARCHEAN ESTERBROOK GREENSTONE BELT.  ZONE IS INTRUDED BY DIABASE DIKES WHICH ARE ALSO DEFORMED
HORNBLENDE SCHIST, GRANITE
Gruner and Smith, 1955, USAEC RME-3125, P. 13|SPENCER, 1916, USGS BULL. 626, P. 70-71|HAUSEL, 1997, WSGS BULL. 70, P. 84|SNYDER AND BOW, 1993, USGS MAP MI-2232
W032397
BEDS OF MASSIVE SULFIDE ASSOCIATED WITH MIXED CHEMICAL AND CLASTIC SEDIMENTS AT CONTACT WITH SCHISTOSE RHYOLITIC METAVOLCANIC ROCKS.
50 FT SHAFT
FELDSPAR, GRAPHITE, CHERT
CHEMICAL SEDIMENTS ASSOCIATED WITH WANING FELSIC SUBMARINE VOLCANISM
ORE ASSOCIATED WITH FELSIC VOLCANIC ROCKS IN BIMODAL ESTERBROOK GREENSTONE BELT
before 1916
MASSIVE SULFIDE, CHERT, GRAPHITIC CLASTIC SEDIMENTS
19990720
Osterwald and others, 1966, WGS Bull. 50, p. 38|SNYDER AND BOW, 1993, USGS I-2232
W032381
MASSIVE SULFIDE HORIZON ASSOCIATED WITH CHERTS AT TRANSITION BETWEEN MAFIC AND FELSIC VOLCANIC UNITS. CONTAINED PYRITE AND CHALCOPYRITE BELOW GOSSAN, AS WELL AS SILVER AND GOLD. SULFIDE-RICH BELT NOT LESS THAN 2000 FT WIDE.
CHERT, GRAPHITE
MAFIC FELSIC VOLCANIC TRANSITION
OUTCROPS IRON STAINED
MASSIVE SULFIDE, MAFIC METAVOLCANIC ROCKS, PELITES, CHERT
Osterwald and others, 1966, WGS Bull. 50, p. 39|SNYDER AND BOW, 1993, USGS I-2232|HAUSEL, 1997, WSGS BULL. 70, P. 84
W032145
MASSIVE SULFIDE HORIZON ASSOCIATED WITH CHERTS AT TRANSITION BETWEEN MAFIC AND FELSIC VOLCANIC UNITS.
Osterwald and others, 1966, WGS Bull. 50, p. 82|SNYDER AND BOW, 1993, USGS I-2232|HAUSEL, 1997, WSGS BULL. 70, P. 84
W032382
CHALCOPYRITE IS SCATTERED THROUGH THE QUARTZ, AND ALSO IN THE PYR RHOTITE. GOLD IS FOUND IN THE GOSSAN.
LIMONITE AT THE SURFACE
before 1902
W032890
BIOTITE GRANITE
Osterwald and others, 1966, WGS Bull. 50, p. 43
D003021
LIMESTONE
DC07608
USAEC DEB P-2-2661|CONSV. DIV. COMP. DATE, 02-23-1962
DC07575
GEOL.DESC:  CONT. 0.011 PERCENT U3O8
Grutt and others, 1954, USAEC RME-1056
DC07193
CONSV. DIV. COMP. DATE, 11-00-1958
DC07191
USAEC PRR #F-1020|USGS FILES|CONSV. DIV. COMP. DATE, 11-00-1958
W031829
MINERALIZED BODIES AT DEPTHS TO MORE THAN 600 FT. SOME THICKNESSES OF 20-40 FT.
PYRITE
STRUCTURE, PERMEABILITY, FAULTS, CARBONACEOUS MATERIAL, FEO2, CACO3
SECONDARY ENRICHMENT AT REDOX ZONE
Osterwald and others, 1966, WGS BULL. 50, P. 201, 207-20|ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80
WGS REPRINT 35, P. 309
W031830
PLANT HAS CAPACITY OF 1,100 TPD. GRADING AT .20 DEGREES AND .25% U3O8
LEACHING
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80|Osterwald and others, 1966, WGS BULL. 50, P. 201, 207-208|WGS REPRINT 35, P. 309
W017424
ILSEMANNITE, QUARTZ
INTERFACE BETWEEN OXIDIZED AND REDUCED ROCK, STRUCTURE.
NORMAL FAULTS.
SELENIUM OCCURS AS INTERSTITIAL MATERIAL IN LENSES ABOVE, BELOW AND ADJACENT TO LENSES OF URANIUM ORE IN THE OXIDIZED ZONE. PUDDLE SPRINGS ARKOSE MEMBER.
WEEKS, ROBERT
82 01
BARQARI, RACHEL A.
Osterwald and others, 1966, WGS BULL. 50, P. 208|WGS, 1979, WYO. MINES AND MINERALS MAP
WGS REPRINT 35, P. 309|
W700625
WILKINS PEAK MEMBER OF THE GREEN RIVER FM. HAS OVER 25 EXTENSIVE TRONA BEDS RANGING UP TO 37 FEET THICK AND COVERING AN AREA UP TO 850 SQ. MILES.  ELEVEN BEDS ARE OVER 6 FT THICK. A TOTAL OF 50 BILLION TONS OF TRONA ARE ESTIMATED FOR THE AREA.
EMPLOYES 1,200 PEOPLE. PLANT CAPACITY DOUBLED TO 2.2 MILLION TON/YR IN 1975.  BETWEEN 1976-1979 $15 MILLION SPENT ON ENVIRONMENTAL CONTROL AND SAFETY.
CALCITE, DOLOMITE, SHORTITE, GAYLUSSITE, NORTHRUPITE, PIRSSONITE, NAHCOLITE, WEGSCHEIDERITE
CHEMICAL PRECIPITATION FROM WATERS OF 15,000 SQ. MI. LAKE GOSIUTE DURING 1 MILLION YR. PERIOD OF ARIDITY AND RESTRICTED CIRCULATION.  ROCK SPRINGS UPLIFT,  EAST OF TRONA AREA, STRATIGRAPHIC HIGH DURING MUCH OF GREEN RIVER FM. DEPOSITIONAL PERIOD. IT CREA
BASIN AND RANGE PROVINCE; GREEN RIVER BASIN; EAST OF OVERTHRUST BELT, SOUTH OF WIND RIVER MTS.
TRONA MAY BE IN PART A DIAGENETIC PRODUCT OF REACTION BETWEEN EVAPORITE MINERALS AND NA-RICH WATER FROM THE WEATHERING OF ANDESITIC TUFFS OF GREEN RIVER FORMATION. GEOCHEMICAL STUDIES (PARKER, ET AL, 1971) HAVE SHOWN THAT THE GREEN RIVER WAS PROBABLY A S
1938
1977|1978|1979
EO     (WASATCHIAN, LOST CABINIAN) ABOUT 45 M.Y.
EVAPORITES AND CLASTIC SEDIMENTS
MINING MAGAZINE, JANUARY 1989, P. 45|USBM MINERALS YEARBOOK 1978-79|PARKER, 1971, CONTRIBUTIONS TO GEOLOGY, TRONA ISSUE, UNIV. OF WYO., v. 10, no. 1
W700627
TWO COMMERCIAL TRONA BEDS: UPPER AND LOWER BIG ISLAND BEDS AT 790 FT AND 830 FT.
CONVENTIONAL  COAL MINING EQUIPMENT AND ROOM AND PILLAR MINING ARE USED. 1971 REFINERY CAPACITY IS 1.75 MILLION TONS/YR OF ORE.  UPPER AND LOWER BEDS ARE OF EQUAL RESERVES.  TOGETHER RESERVES TOTAL "SEVERAL HUNDRED MILLION TONS," (PARKER, ET AL, 1971). L
CHEMICAL PRECIPITATION FROM WATERS OF 15,000 SQ. MI. LAKE GOSIUTE DURING 1 MILLION YR. PERIOD OF ARIDITY AND RESTRICTED CIRCULATION.
1972||1974|1975|1976|1977|1978|1979
W031825
WILKINS PEAK MEMBER OF THE GREEN RIVER FORMATION HAS OVER 25 EXTENSIVE TRONA BEDS RANGING UP TO 37 FEET THICK AND COVERING AN AREA UP TO 850 SQ. MILES. ELEVEN BEDS ARE OVER 6 FT. THICK. A TOTAL OF 50 BILLION TONS OF TRONA ARE ESTIMATED FOR THE AREA.
12/79 FMC ANNOUNCED TECHNILOGICAL BREAKTHROUGH IN SOLUTION MINING THUS CUTTING COSTS IN TRONA MINING. 150 PEOPLE WILL BE NEEDED PER 1 MILLION TONS OF ARE MINED AS OPPOSED TO 450 NEEDED PRESENTLY. (1979)-INCREASING PLANT BY 250,000 TONS OF ANNUAL CAPACITY
CALCITE, DOLOMITE, SHORTITE, GAYLUSSITE, NORTHRUPITE, PIRSSONITE, NACHOLITE, WEGSCHEIDERITE
CHEMICAL PRECIPITATION FROM WATERS OF 15,000 SQ. MI. LAKE GOSUITE DURING ONE MILLION YR. PERIOD OF ARIDITY AND RESTRICTED CIRCULATION.
BASIN AND RANGE PROVINCE; GREEN RIVER BASIN; EAST OF OVERTHRUST BELT, SOUTH OF WIND RIVER MOUNTAINS.
TRONA MAY BE IN PART A DIAGENETIC PRODUCT OF REACTION BETWEEN EVAPORITE MINERALS AND NA-RICH WATER FROM THE WEATHERING OF ANDESITIC TUFFS OF GREEN RIVER FORMATION.  GEOCHEMICAL STUDIES (PARKER,  ET AL, 1971) HAVE SHOWN THAT THE GREEN RIVER WAS PROBABLY A
1952
1978|1979
SUTPHIN, DAVID M.
W031826
1977
1976|1977|1978|1979
USBM MINERALS YEARBOOK 1978-79|PARKER, 1971, CONTRIBUTIONS TO GEOLOGY, TRONA ISSUE, UNIV. OF WYO., v. 10, no. 1
W032206
SURFACE PROSPECT
WIND RIVER MOUNTAINS
CHEMICAL PRECIPITATE
SECTION AS FOLLOWS: 56 FEET OF LOWER BEDS OF THE DINWOODY FOR-MATI ON; 49 FEET OF ERVAY TONQUE OF THE PARK CITY FORMATION; 34.9 FEET OF T HE TOSI CHERT MEMBER AND 40.8 FEET OF THE RETART PHOSPHATIC MEMBER OF THE PHOSPHORIA FORMATION: 44 FEET OF THE FRANS
PERM
SUEKAWA, HARRY S. (BARARI, RACHEL A.)
Sheldon, 1963, USGS PP-313-B
W032461
HORNBLENDE-ANDESINE GNEISS, QUARTZ MONZONITE GNEISS
W032462
W032477
HORNBLENDE ANDESINE GNEISS
W032224
SURFACE PROSPECT, SAMPLES FROM TWO BULLDOZER TRENCHES, A HAND TRE NCH, AND A NATURAL OUTCROP.
NORTHERLY TRENDING ABSAROKA FAULT AND 1 MILE WEST OF LAZEART SYNCLI NE
CHEMICAL PRECIPITATION
PHOSPHORITE
KIVI, 1940, Univ. of Wyo., M.A. thesis|Sheldon, 1963, USGS PP-313-B
W032719
CARNOTITE FOUND IN AN EROSION REMNANT. IN FRACTURES, CAVITIES AND AS DISSEMINATED CRYSTALS.
TERT
TUFF, LIMESTONE, CONGLOMERATE, SANDSTONE, CLAYSTONE
Love, 1955, USGS TEI-540, P. 209
W032882
FAULT ZONE
GEOL.DESC:  CALCITE VEINS, U IN SANDSTONE 0.001-3.39 AND 0.001 TO 0.12 IN FAULT ZONE
MUSCOVITE SCHIST
19981027
Gruner and Knox, 1957, USAEC RME-3148, p. 48|Wilmarth and Johnson, 1954, USGS BULL. 1009-A|Larsen and others, 1926, American Mineralogist, v. 6, p. 155-164
USGS, 1949, OIL & GAS PRELIM. MAP 102|
W031618
PATENTED. ORE BODIES A SHORT DISTANCE FROM DOLOMITE FOOTWALL.
LARGE GLORY HOLE/OPEN PIT AND EXTENSIVE UNDERGROUND WORKINGS ACCESSED BY SHAFT
QUARTZ, CHALCEDONY, BARITE, GYPSUM, DOLOMITE.
FOLDING, FRACTURING OF IRON-RICH PROTOLITH
RESIDUAL CONCENTRATION,  METAMORPHISM
SPECULAR  AND EARTHY HEMATITE ARE ASSOCIATED WITH CHERT LAYER WITHIN A METAPELITIC SEQUENCE IN THE WHALEN GROUP.  THE DEPOSIT ALSO PRODUCE A MODERATE AMOUNT OF COPPER AND CONTAINS ANOMALOUS ZN.
1880
1898
1981
1980|1963|1962
19990817
USBM MILS, 1981|Osterwald and others, WGS BULL. 50, P. 105, 117, 239ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80|WGS, 1979, WYO. MINES AND MINERALS MAP|HAUSEL, 1997, WSGS BULL. 70, P. 66|SIMS AND OTHERS, 1997, USGS I-25
W032398
LAYERED
DOLOMITE
QUARTZITE, SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 115
W032445
STRIKE = N 10 E TO N 25 W. DIP = 70 E TO 85 E, EXPOSED LENGTH 100 0 FT
19990818
Osterwald and others, 1966, WGS Bull. 50, p. 116
W032180
QUARTZ VEINS IN HORNBLENDE SCHIST CONTAIN AU AND MN. THE SCHIST CONTAINS NUMEROUS SMALL QUARTZ STRINGERS.
QUARTZ, HORNBLENDE
19990929
Osterwald and others, 1966, WGS Bull. 50, p. 88|Hausel, 1989, WGS Bull. 68, p. 39
W032848
OPERATE UNDERGROUND URANIUM MINE
1968
PALEO
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80, P. 52|MINOBRAS, 1976, URANIUM GUIDEBOOK FOR WYO., P. 8-12
W032847
OPERATE UNDERGROUND URANIUM MINE.
PYRITE, CARBONALEOUS MATERIAL
DOWN DIP FROM ALTERED REDDISH SANDSTONE
NW PLUNGING ANTICLINE
ARKOSIC SANDSTONE
DC07259
HOT SPRING TUFAS IN PHOSPHORIA SHALES
USGS FILES|CONSV. DIV. COMP. DATE, 03-00-1958
DC07990
GEOL.DESC:  6 IN. LAYER OF DK. CLAY
CLAY
USAEC RME-24|CONSV. DIV. COMP. DATE, 12-15-1961
DC07959
GEOL.DESC:  CARNO. IN UPPER 2 IN. OF SS WEAKENS WITH DEPTH.
SS
DC07975
DC07963
GEOL.DESC:  BODIES 200 FT X 5 FT TO 80 FT X 2 IN TO 10 FT
ECRET
UPPER FALL RIVER FM.
Osterwald and others, 1966, WGS BULL. 50, P. 188
CONSV. DIV. COMP. DATE, 12-15-1961
ISM0604
OLIVINE, SPINEL, PLAGIOCLASE, HYPERSTHENE
MAGMATIC SEGREGATION
INTRUSIVE MAFIC COMPLEX; FOLDING, FAULTING AND METAMORPHISM; PREC; VANADIFEROUS MGNT + ILMN + SPNL +_ OLVN + APTT + BOTT + FLDP + FRSR; MAGNETITE-ILMENITE OCCUR IN NUMEROUS DIKE-LIKE BODIES. THE MINERALIZED PART OF THE MAIN IRON MOUNTAIN ALSO INCLUDES DI
1 080 000 MT ORE PER ANNUM (ESTIMATED) IF PRODUCING (1982) NO SIGNIFICANT COMMERCIAL PRODUCTION OF FE OR TI. NO V PRODUCTION.
1850
NO V PRODUCTION
TITANIFEROUS MAGNETITE (MASSIVE) IN ANORTHOSITE|ANORTHOSITE
FANTEL, RICHARD J.
USBM
PINNEL AND MARSH, 1954, WYO. MINES MAG. v. 44, no. 5, 30 p.|DOW, 1961, USBM IC-8037
W032474
FIVE BODIES OF MAGNETITE-ILMENITE. THE'ORE' IS QUITE UNIFORM.
71 SAMPLES FROM 5 FT JACKHAMMER HOLES
OLIVINE, QUARTZ, BIOTITE, CHLORITE, SPINEL
ANORTHOSITE
Osterwald and others, 1966, WGS Bull. 50, p. 106|WGS, 1979, WYO. MINES AND MINERALS MAP
W032419
QUARTZ COPPER VEIN ALONG CONTACT OF PINK APLITE WITH PINK COARSE- GRAINED GRANITE
GRANITE, APLITE
W032418
QUARTZ COPPER VEIN
QUARTZ-HORNBLENDE GNEISS
W032395
3 VEINS. ABOUT 150 FT APART, AVERAGE 3-6 FT WIDE AND ARE ABOUT 22 50 TO 3,000 FT LONG. ONE DIPS 60N, OTHER TWO DIP 70S.
LIMONITE, HEMATITE, RED TALCOSE MATERIAL, MALACHITE, AZURITE
FE AND CU STAINS
VEINS CONFORMABLE TO REGIONAL FOLIATION
FROM 100 FT DEPTH
GRANITE, DIORITE, HORNBLENDE AND TOURMALINE SCHISTS
Osterwald and others, 1966, WGS Bull. 50, p. 38|Hausel, 1980, WGS RI-23, p. 46-48|Hausel, 1989, WGS Bull. 68, p. 118
W032394
BOSTON SHAFT DEVELOPED ON A GOLD VEIN. RISING SUN DEVELOPED ON A  VEIN PARALLEL TO THE OTHER TWO CONTAINING GALENA WITH GOLD AND SILVER.
BOSTON SHAFT 80 FT DEEP.
GNEISS AND SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 38|Hausel, 1980, WGS RI-23, p. 48
D001996
GRANITE, SCHIST
DC06929
BROWN'S PARK FORMATION
Finnell and Parrish, 1956, USGS TEM-953
USAEC DEB RRD-1322|CONSV. DIV. COMP. DATE, 06-00-1959
W032392
COVELLITE REPORTED AT A DEPTH OF 150 FT. ON A NW ALBANY-CUPRITE MINERALIZED TREND THROUGH MOORE'S GULCH.  Covellite-rich supergene zone; 50 ft wide shear in quartz-feldspar gneiss occupied by intensely sheared and hydrothermally altered mafic dike
SHAFT TO 360 FT WITH CROSSCUTS
SHEARED AND ALTERED MAFIC DIKE IN PREC SHEAR ZONE
SHEARED AND ALTERED MAFIC DIKE INTRUDES ALONG 3000 FT LONG PREC WNW TRENDING SHEAR ZONE, A SUBSIDIARY SHEAR TO MULLEN CREEK-NASH FORK REGIONAL SHEAR ZONE.  SIMILAR TRENDING SHEAR ZONES IN DISTRICT CONTROL ALL THE SIGNIFICANT MINES.
prior to 1902
MAFIC DIKE
Osterwald and others, 1966, WGS Bull. 50, p. 39|Hausel, 1980, WGS RI-23, p. 25-26|Hausel, 1989, WGS Bull. 68, p. 122|Currey, 1965, WGS PR-3, p.8|LOUCKS, 1976, Colo. State Univ., M.S. thesis
W032389
MINERALIZED ZONE WIDTH SLIGHTLY LESS THAN WIDTH OF DRIFT. VEIN IS ON THE ALBANY-CUPRITE SHEAR ZONE.
65 ft shaft and 954 ft drift
WNW-striking vein/ shear in chlorite schist within quartz-feldspar gneiss
prior to 1900
CHLORITE SCHIST
19981105
Osterwald and others, 1966, WGS Bull. 50, p. 39|Hausel, 1980, WGS RI-23, p. 26|Hausel, 1989, WGS Bull. 68, p. 124
W032391
7 FT WIDE AT 35 FT LEVEL. 3 VEINS AT A LOWER LEVEL WERE 6 IN-2 FT , 2-3 FT, AND 1 FT, SURFACE WORKINGS DISTURBED BY PRESENT ROAD.
150 ft inclined shaft with 80 ft of drifts and crosscuts
vein/shear within quartz-biotite schist
QUARTZ-BIOTITE SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 39|Hausel, 1980, WGS RI-23, p. 26-27
W032142
KEYSTONE-FLORENCE MINERALIZED TREND IS 6000 FT IN LENGTH.: IN A 3-5 FT QUARTZ VEIN; shear zone in quartz diorite; low-grade mineralized rock with sporadic HIGH GRADE pockets of gold-bearing pyrrhotite
120 FT OF DRIFT AT THE 30FT LEVEL AND A SHORT DRIFT AT 100 FT
QUARTZ VEINS ARE CONTROLLED BY FAULT ZONE IN QUARTZ DIORITE AND QUARTZ-BIOTITE SCHIST WALLROCKS BETWEEN THE KEYSTONE AND FLORENCE MINES.
1889
QUARTZ BIOTITE SCHIST, QUARTZ DIORITE
Osterwald and others, 1966, WGS Bull. 50, p. 81|Hausel, 1980, WGS RI-23, p. 27|Currey, 1965, WGS PR-3, p. 9|Hausel, 1989, WGS Bull. 68, p. 123
W032900
EASTERN END OF THE "MAMMOTH TREND" MINERALIZED SHEAR ZONE THAT IS ABOUT 1 MILE IN LENGTH.  A CONTINUATION OF SHEAR ZONE FROM THE INDEPENDENCE MINE ON THE WEST END OF THE TREND.  SEVERAL QUARTZ VEINS
370 ft tunnel, with 50 ft of drift driven in 1937
PREC SHEAR ZONE
POTASSIC AND PHYLLIC ALTERATION
NW-trending shear and quartz veins in quartz diorite
prior to 1905
1937
QUARTZ DIORITE
PALM, MICHAEL L. (BARARI, RACHEL A.)
Hausel, 1980, WGS RI-23, p. 27-28|Currey, 1965, WGS PR-3, p. 8|Hausel, 1989, WGS Bull. 68, p. 123
W032155
AU WAS ASSOCIATED WITH A PEGMATITE
adit
NW-trending faults subsidiary to the Mullen Creek-Nash Fork Shear Zone, within or adjacent to the 5 mi. dia. Keystone quartz diorite intrusion, and adjacent gneisses and schists
PEGMATITE
Osterwald and others, 1966, WGS Bull. 50, p. 81|Hausel, 1989, WGS Bull. 68, p. 120-125
USBM, undated, from WGS files
W032156
LOCATED AT INTERSECTION OF MAMMOTH AND MONARCH MINERALIZED TRENDS. E-W QUARTZ VEIN INTERSECTS N 60 W TRENDING SHEAR ZONE.  Quartz veins intersect a shear zone and carry mineralization, with highest gold values  in small veins parallel to the principal ve
80 FT SHAFT WITH 100 FT OF CROSSCUTS: 125 FT DRIFT DRIVEN ALONG THE MONARCH TREND ABOUT 1/4 MI WEST OF THE SHAFT.
MALACHITE, HEMATITE, LIMONITE, QUARTZ,
PREC SHEAR ZONES
AT 335 FT DEPTH THE VEIN WAS STILL LEACHED AND ALTERED.
Osterwald and others, 1966, WGS Bull. 50, p. 81, 40|Hausel, 1980, WGS RI-23, p. 28|Currey, 1965, WGS PR-3, p. 8|Hausel, 1997, WSGS Bull. 70, p.124-128|Hausel, 1989, WGS Bull. 68, p.120-125
W032417
"heavily mineralized", 6 ft wide quartz vein stained by limonite and copper, with trace amounts of gold
ADIT DRIFTED FROM A SHAFT TO INTERSECTION OF THE VEIN
LIMONITE
Keystone quartz diorite, cut by W-trending shears
Osterwald, 1966, WGS BULL. 50, P. 40|Hausel, 1980, WGS RI-23, P. 29-30|Hausel, 1989, WGS BULL. 68, P. 124|Beeler, 1907, WGS MR07-95
W032110
KEYSTONE-FLORENCE MINERALIZED TREND IS 6000 FT IN LENGTH.: DEPOSIT IN A 2-6 FT QUARTZ VEIN.  GOLD WAS FREE MILLING IN THE QUARTZ VEIN AND ASSOCIATED WITH FE SULFIDE MINERALS IN GOUGE ZONES ADJACENT TO THE VEIN.  SHEAR ZONE IS IN A DIABASE DIKE THAT INTRU
365 FT SHAFT ACCESSED OVER 5000 FT OF DRIFTS.
SHEARED DIABASE DIKE IN NORTHWEST TRENDING PRECAMBRIAN SHEAR ZONE
ON THE KEYSTONE-FLORENCE MINERALIZED TREND IN QUART BIOTITE SCHIST WHICH IS OVER 6000 FT IN LENGTH
96000
1876
SHEARED METADIABASE
Osterwald and others, 1966, WGS Bull. 50, p. 81|Hausel, 1980, WGS RI-23, p. 28 |Currey, 1965, WGS PR-3, p. 9|Hausel, 1997, WSGS Bull. 70, p.124-128|Hausel, 1989, WGS Bull. 68, p.120-125
W032386
DEPOSIT LIES WITHIN A SILICIFIED MYLONITE SEAMS WITHIN A BROAD E-W SHEAR ZONE.  SHEARED METAPYROXENITE DIKE IS ASSOCIATED WITH THE ORE ZONE; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
75 ft shaft with 715 ft of crosscuts, intersected by 335 ft adit
CHLORITE, BARITE
MYLONITE
91 08; 7/29/99
Hausel, 1989, WGS Bull. 68, P. 124-125|Osterwald and others, 1966, WGS Bull. 50
W032416
BIOTITE AND HORNBLENDE GRANITE AND GNEISS, INTERLAYERED WITH AN OCCASIONAL SCHIST LENS, ARE CUT BY A QUARTZ VEIN WHICH SHOWS HEAVY LIMONITE AND COPPER STAINS
3 shafts total 90 ft, with one at 50 ft; 2 parallel tunnels - 190 ft long and 100 ft long
BIOTITE, HORNBLENDE, LIMONITE
Osterwald and others, 1966, WGS Bull. 50, p. 40|Hausel, 1980, WGS RI-23, p. 30-31|Hausel, 1989, WGS Bull. 68, p. 124
W032387
NUMBER OF BODIES OF ORE
TUNNEL
Osterwald and others, 1966, WGS Bull. 50, p. 40
MP00083
UNPUBLISHED MODEL NAME: NEW RAMBLER CU-AU-PGE.  HOST ROCK IS MYLONITIC QUARTZO-FELDSPATHIC GNEISS.  SHEAR ZONE IS T EASTERN CONTINUATION OF THE ALBANY MINE-CUPRITE MINE TREND, WITH A LENGTH OF OVER 3 MILES.
A COUPLE PROSPECT PITS
MULLEN CREEK- NASH FORK SHEAR ZONE
DEPOSIT LIES NEAR BUT OUTSIDE OF MAFIC ROCKS THAT MAY BE PART OF LAKE OWENS COMPLEX
QUARTZOFELDSPATHIC GNEISS
Hausel, 1989, WGS Bull. 68, P. 125
MP00084
UNPUBLISHED MODEL NAME: NEW RAMBLER CU-AU-PGE?
SHORT TRENCH
LIMONITE, MAGNETITE
BRECCIA ZONE
MAFIC XENOLITH
W002697
EXPLORATION DRILLING BY AMAX IN THE 1960'S AND 70'S DEFINED SIGNIFICANT OREBODY IN THE KIRWIN-BALD MOUNTAIN PORPYRY.  PORPHYRY IS ADJACENT TO A SMALL HISTORIC MINING AREA THAT EXPLOITED PB-ZN-AG DEPOSITS IN NORTH-NORTHWEST TRENDING QUARTZ-CALCITE VEINS .
QUARTZ, CALCITE, EPIDOTE, CHLORITE, CLAYS, BIOTITE
OVAL SHAPED HYDROTHERMAL ALTERATION ZONE ASSOCIATED WITH VENT FACIES FELSIC TUFF BRECCIA.  FAULTS MAY HAVE LOCALLIZED GRANODIORITE INTRUSION
PROPYLITIC, SERICITIC, PHYLLIC, POTASSIC
SUPERGENE
STOCKWORK VEINS IN THE WIGGINS FORMATION  RELATED TO BURIED MIOCENE GRANODIORITE STOCK IN VENT FACIES RHYOLITIC VOLCANIC ROCKS.
1960
ANDESITE
COX, DENNIS P.
19981026
WILSON, 1964, WGS PR-2|HAUSEL, 1989, WGS BULL. 68|HAUSEL, 1997, WSGS BULL. 70, P. 15-17
W032220
COPPER STAINED SANDSTONE
POSSIBLY DOWNWARD LEACHING OF TERTIARY TUFFACEOUS ROCKS THAT FORME RLY MAY HAVE COVERED THE REGION.
POSSIBLY PETROLIFEROUS BRECCIATED LIMESTONE AND DOLOMITES ABOVE TH E MINERALIZED ZONE.
19990802
LOVE AND ANTWEILER, 1973, WGA GUIDEBOOK No. 25, p. 139-148
W032217
COPPER MINERALIZATION ALONG CONTACT BETWEEN NUGGET SANDSTONE AND OVERLYING CARBONATE BRECCIA OF THE GYPSUM SPRING MEMBER OF THE TWIN CREEK LIMESTONE
TWO ADITS, ONE 50 FEET IN LENGTH AND THE OTHER CAVED
POSSIBLY PETROLIFEROUS BRECCIATED LIMESTONE AND DOLOMITES ABOVE MIN ERALIZED ZONE.
DOWNWARD LEACHING FROM TERTIARY TUFFACEOUS ROCKS THAT COVERED REGI ON
W032221
THE STRATIGRAPHIC HORIZON OF MINERALIZATION IS IN THE TOP 50 FEET  OF THE NUGGET SANDSTONE
NUMEROUS PITS AND ADITS
LOW TEMPERATURE HYDROTHERMAL FLUIDS CONTROLLED BY REGIONAL FOLDS RELATED TO OVERTHRUST BELT DEVELOPMENT.
NORTHERLY TRENDING LOW-ANGLE ABSAROKA THRUST FAULT
POSSIBLY DOWNWARD LEACHING FROM TERTIARY TUFFACEOUS ROCKS THAT FORMERLY MAY HAVE COVERED THE REGION.
1914
1920
TRI JUR
19990803
W032518
BLEACHED NUGGET SANDSTONE AND SILTY GRAY SANDSTONES OF THE TWIN CREEK LIMESTONE CONTAINS DISSEMINATED COPPER CARBONATE MINERALS.  STRUCTURALLY PREPARED ZONE OVER 300 FT THICK ON THE FLANK OF REGIONAL ANTICLINE.
9 SHAFTS, FIVE ADITS.
HIGHLY SOLUBLE GYPSUM
FRACTURES IN THE BRITTLE SANDSTONE MAY CONTROL ORE MINERAL TRANSPORT.
NORTHERLY TRENDING LOW ANGLE ABSAROKA THRUST FAULT.
MINERALIZATION IS IN SANDSTONE THAT WAS ORIGINALLY RED BUT SUBSEQUENTLY WAS ALTERED TO GRAY, BROWN, BLACK AND GREEN
POSSIBLY DOWNWARD LEACHING FROM TERTIARY TUFFACEOUS ROCKS THAT MAY HAVE COVERED THE REGION
OIL STAINING; SOME AZURITE AND MALACHITE MINERALIZATION OCCURS IN A 6 INCH SILTSTONE PARTING BETWEEN SANDSTONES.
IN 1915 LAKE ALICE DISTRICT SHIPPED 12000 TONS;
1915
SANDSTONES
SUEKAWA, HARRY S (BARARI, RACHEL A)
LOVE AND ANTWEILER, 1973, WGA GUIDEBOOK No. 25, p. 139-148|ARMSTRONG AND ORIEL, 1965, AAPG Bull., v. 49, p. 1847-1866
W032216
MINERALIZATION OCCURS IN THE UPPER 5-15 FT OF THE NUGGET SANDSTON E
POSSIBLY PETROLIFEROUS BRECCIATED LIMESTONE AND DOLOMITES ABOVE THE  MINERALIZED ZONE.
1 1/2 MILES WEST OF THE NORTHERLY TRENDING TUNP THRUST
POSSIBLY DOWNWARD LEACHING FROM TERTIARY TUFFACEOUS ROCKS THAT FOR MERLY MAY HAVE COVERED THE REGION.
CLASTIC SEDIMENT (SANDSTONE)
W032516
AN ADIT STILL OPEN IS 110 FEET LONG, 6 FEET HIGH, AND 5 FEET WIDE
NORTHERLY TRENDING LOW ANGLE ABSAROKA THRUST FAULT
SUEKAWA, HARRY S (BARARI, RACHEL A.)
W032878
OLIGO
Gruner and Smith, 1955, USAEC RME-3125, P. 18|Gruner and others, 1956, USAEC RME-3137, P. 13
W032879
19981023
W032880
GEOL.DESC:  MIN. IDENTIFIED BY AEC
DC07510
GEOL.DESC:  GRIT WITH VEINLETS OF BLACK CHERT, VERY LOW COUNT, NOT ENOUGH FOR X-RAY.
WHITE RIVER FM.
Gruner and Smith, 1955, USAEC RME-3020, P. 32
CONSV. DIV. COMP. DATE, 10-05-1967
DC07734
GEOL.DESC:  URAN. MINERALS IDENTIFIED BY AEC
IGNEOUS ROCK
Gruner and Knox, 1957, USAEC RME-3148, p. 44
CONSV. DIV. COMP. DATE, 10-05-1961
DC05998
GEOL.DESC:  0.40 PERCENT U3(O8), COATINGS IN CAVERN FILL. AND VUGS
LOW GRADE
EMISS
MADISON LST
19981029
DMEA REPORTS|CONSV. DIV. COMP. DATE, 03-27-1959
DC05999
0.54% U3O8
M054826
GEOL.DESC:  DEPOSIT SUPPOSEDLY COVERS A LARGE AREA.  NATIVE MERCURY IN "GRAVELS" OF THE WIND RIVER FORMATION; FOUND WITHIN ONE MILE OF A ALUM-SULFUR DEPOSIT THAT MAY BE RELATED TO PALEO-HOT SPRING ACTIVITY.
WIND RIVER FM, CONGLOMERATE
PETERSON, JOCELYN A.
Beckman and Kerns, 1965, USBM IC-8252|Osterwald and others, 1966, WGS BULL. 50, P. 118
DC07838
19981002
Gruner and Smith, 1955, USAEC RME-3020, P. 28
DC06511
Gruner and others, 1956, USAEC RME-3137, P. 12
CONSV. DIV. COMP. DATE, 01-30-1962
DC06516
OOLITIC LS.
Guilinger and Theobald, 1957, USGS BULL. 1030-K, P. 342
DC07625
USGS FILES|CONSV. DIV. COMP. DATE, 02-23-1962
M045445
mineralized quartz veins and shear gouge within felsic gneiss, metagabbro, and metadiorite; UNPUBLISHED MODEL NAME:  NEW RAMBLER CU-AU-PGE.
160 FT SHAFT
HEMATITE, PYRITE, LIMONITE, QUARTZ
northern edge of the deformed and sheared Mullen Creek layered mafic complex (layered tholeiitic intrusives), SIMILAR TO NEW RAMBLER MINE
NO PRODUCTION FIGURES GIVEN, PRESUMED SMALL
METAGABBRO, METADIORITE
83 04; 91 08
MCCALLUM AND ORBACK, 1968, WGS PR-8, P. 10|Hausel, 1989, WGS Bull. 68
M045444
DISSEMINATED SULFIDE MINERALS IN MYLONITIC MAFIC INTRUSIVE ROCKS
SEVERAL EXPLORATORY SHAFTS
DEFORMED NORTHERN EDGE OF MULLEN CREEK LAYERED MAFIC COMPLEX
APPARENTLY NO PRODUCTION
LATE 1800'S
METAGABBRO; METADIORITE
91 08|11/5/98
M045455
INTERSECTION OF NW AND NE TRENDING MINERALIZED SHEAR ZONES.  ORES WERE NEAR SURFACE, OXIDIZED, GOLD BEARING.  AT 65 FT ENCOUNTERED SUPERGENE COPPER ORE WITH PLATINUM-GROUP METALS.  HYPOGENE ORE WAS NEVER MINED.  DIMENSIONS ARE OF LARGEST POD.  DEPOSIT CO
170 ft shaft with more than 5000 ft of drifts and crosscuts; bulldozer trench; subsidiary shafts
LIMONITE, HEMATITE, QUARTZ, SERICITE, JASPERIOD, ORPIMENT, REALGAR
MINERALIZED ROCK CONCENTRATED ALONG ZONES OF INTENSE CATACLASTIC DEFORMATION; VEINS LOCALIZED ON FOOTWALL OF SHEAR ZONES (FISSURES)
PROPYLITIC, PHYLLIC, DEVELOPMENT OF JASPEROID, SILICIFICATION
GOSSAN OVERLIES CLASSIC SUPERGENE ENRICHED ZONE; PRIMARY SULFIDE WERE DERIVED BY HYDROTHERMAL LEACHING OF SHEARED MAFIC ROCKS
AREA IS COVERED BY GLACIAL DEBRIS.  HOST ROCKS ARE THE PROBABLE SOURCE OF PLATINUM METALS.  TEMPERATURES OF FORMATION WERE PROBABLY BETWEEN 300 AND 340 DEGREES C.
7,000 TONS ORE SHIPPED; 4,000 TONS WERE PRODUCED AT 25-30% CU.  BY 1906 MORE THAN $120,000 WORTH OF COPPER AND PLATINUM ORE HAD BEEN MINED FROM NEW RAMBLER.  HIGH-GRADE ORE AVERAGED 2.41 OZ/TON PD, 0.12 OZ/TON PT.  IT IS THOUGHT THAT DEPOSIT IS MINED OUT
1870
1918
AMPHIBOLITIZED GABBRO, DIORITE, PYROXENITE, PERIDOTITE
83 04; 91 08|11/4/98
THEOBALD AND THOMPSON, 1968, USGS C-607, 14 P.|TAFT, 1918, Engin. and Mining Jour., v. 106
DC06762
WASATCH FM.
DMEA REPORTS|CONSV. DIV. COMP. DATE, 10-27-1961
DC06775
DC07991
GEOL.DESC:  INTERBEDDED SS AND MUDSTONE
UPPER FALL RIVER SS
USAEC DAO-P-2910|CONSV. DIV. COMP. DATE, 12-15-1961
DC07228
Gruner and Knox, 1957, USAEC RME-3148, p. 46
DC07218
W032191
NO WORKINGS OF RECORD
MIO
Love and others, 1977, USGS BULL. 1397-A
DC05938
GEOL.DESC:  PINK TO RED S.S. N12E, 10E
LANCE FM.
Wilson, 1960, WGS RI-7, p. 25
DC06967
GEOL.DESC:  .86% ELEMENTAL U.
BROWNS PARK FM.
Vine and Prichard, 1954, USGS C-344
USAEC PRR-NO F-1013|CONSV. DIV. COMP. DATE, 06-00-1959
DC05951
USAEC DEB MR 1/55|CONSV. DIV. COMP. DATE, 02-23-1962
DC07562
GEOL.DESC:  COARSE ARKOSIC SS. WITH LAYERS OF CARB. SHALE UNIDENTIFIED U. MINERAL ASSOC. WITH CARB MATERIAL
USAEC PRELIM. RECON. REPT. FILE DEB RRD-1089|CONSV. DIV. COMP. DATE, 02-23-1962
D002433
CRET TERT
FOX HILLS SANDSTONE AND WASATCH FORMATION
MRAK, 1958, WGA GUIDEBOOK No. 13, p. 233-240|Gruner and others, 1956, USAEC RME-3137, P. 13
USAEC DEB RRD-1367
DC06760
SS IN WASATCH FM.
Troyer and others, 1954, USGS C-338
CONSV. DIV. COMP. DATE, 10-27-1961
DC06766
DC06765
DC06773
DC06768
DC06777
DC06740
DC06495
Troyer and others, 1954, USGS C-338, P. 7
USGS FILES|CONSV. DIV. COMP. DATE, 01-30-1962
DC06496
DC06722
DC06756
Troyer and others, 1954, USGS C-338|WYO. STATE HIGHWAY MAP, CAMPBELL CO., 1956
DC06776
SS IN WASATCH
DC06506
DC06739
DC06778
DC06704
SS IN WASATCH FM
DC06703
DC06767
GEOL.DESC:  MN CONCRETIONS
DC06733
USAEC PRR-DEB-2-2233|CONSV. DIV. COMP. DATE, 10-27-1961
DC06517
USAEC DEB P-2-2680|CONSV. DIV. COMP. DATE, 01-30-1962
DC06489
GEOL.DESC:  TAN HARD SILTST. WITH .10% U.
EEO
FORT UNION FM.
USGS INF. CIR. 176.|CONSV. DIV. COMP. DATE, 01-30-1962
DC06513
Troyer and others, 1954, USGS C-338, P. 6
DC06518
DC06769
DC06724
DC06701
DC06717
DC06698
DC06731
DC06695
DC06720
DC06736
W032460
SOME PITS AND AT LEAST ONE SHAFT
MALACHITE, AZURITE, CHRYSOCOLLA, CHALCOCITE, BROCHANITE, OLIVENITE
SHALEY LIMESTONE
Osterwald and others, 1966, WGS Bull. 50, p. 110-111
W032422
DISCONTINUOUS LAYERS OF HEMATITE AND LIMONITE NODULES
PENN
SHALE
D002164
LOVE AND BLACKMON ( 1962 ) MENTION 8 FT OF WHITE CLAYSTONE CONTAINING 60 % TO 90 % ALUNITE
QUARTZ, HALLOYSITE, TRAVERTINE, JASPER, CHERT
KOALINITE, ALUNITE, SILICIFICATION
HYDROTHERMAL LEACHING OF HOST ROCK BY HIGH-ACID FLUIDS.
WHITE ALUNITIC TUFFACEOUS SANDSTONE 4 FT THICK IN TERTIARY SILTSTONE - CLAYSTONE SEQUENCE, ACCOMP[ANIED BY PROBABLY HOT SPRING DEPOSITS OF TRAVERTINE, CHERT, AND JASPER
1957
NONE
MID TERT
SILTSTONE, TUFFACEOUS SANDSTONE
HALL, ROBERT B.
78 08|12/07/98
STARRITT, BRUCE C.| TERRY KLEIN
LOVE AND BLACKMON, 1962, USGS PP-450-D, P. 11-15|HAUSEL AND OTHERS, 1994, WGS OFR 94-2, P. 20-28
DC07304
CRET
SANDSTONE - ERICKSON MBR OF MESA VERDE FM.
USAEC DAO-P-2-2798|CONSV. DIV. COMP. DATE, 04-00-1958
DC07297
GEOL.DESC:  300 FT. LONG DEPOSIT
ERICKSON MBR OF MESA VERDE FM.
USAEC DAO-P-2-3013|CONSV. DIV. COMP. DATE, 04-00-1958
DC07316
USAEC DAO-P-2-3056|CONSV. DIV. COMP. DATE, 04-00-1958
DC07303
USAEC DAO-P-2-3055|CONSV. DIV. COMP. DATE, 04-00-1958
W032159
THICK QUARTZ VEIN CONTAINS LIMONTITE BOXWORK.  SINGLE VEIN BIFURCATES AT NW END.  LOW GOLD CONCENTRATIONS
1 SHAFTS; 1 TUNNEL, 3 CROSSCUTS
FELSIC METAVOLCANICS, METAPELITE
Osterwald and others, 1966, WGS Bull. 50, p. 83-84|Hausel, 1980, WGS RI-23, p. 62
W032160
QUARTZ VEIN IN FAULT ZONE CARRYING FREE GOLD.
LARGE PROSPECT PIT
QUARTZ, CHLORITE, MUSCOVITE
WNW-TRENDING PRECAMBRIAN SHEAR ZONE WHICH IS CONTROLLS THE EMPLACEMENT OF THE LARAMIDE KORTES FAULT.
CHLORITE-MUSCOVITE SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 82|Hausel, 1980, WGS RI-23, p. 62
W032383
BANDED IRON FORMATION
Osterwald and others, 1966, WGS Bull. 50, p. 112
W032406
SEVERAL SMALL CUTS AND A SHAFT. PIT 20 FT DEEP, ORE 18 FT AVE. WI DTH. SHAFT 50 FT DEEP, 12 FT ORE EXPOSED
W032405
7 LODE CLAIMS, 4 PLACER CLAIMS
JASPER
SERIES OF LENTICULAR HOT SPRINGS DEPOSITS (LOVERING)
GREENSTONES
Osterwald and others, 1966, WGS Bull. 50, p. 111-112
W032378
SHAFT BOTTOMED IN DETRITAL MATERIAL
Osterwald and others, 1966, WGS Bull. 50, p. 113
W032380
TUNNEL IN 'WASH AND SLIDE'
W032407
A WIDE BELT OF IRON BEARING ROCK IS VISIBLE ON SURFACE, BUT IT MA Y BE 'SLIDE'
W032438
W032439
FOOT WALL IS GREENSTONE AND THE HANGING WALL JASPER MIXED WITH CA LCAREOUS MATERIAL
TUNNEL CROSS-CUTS 64 FT OF IRON FORMATION
GREENSTONE, JASPER MIXED WITH CALCAREOUS MATERIAL
W032437
STRIKE WEST OF SOUTH TO THE CENTER OF SEC. 12 THEN EAST AND SPLIT S INTO 3 BELTS OF IRON FORMATION
W032153
25 - 40 FT IN DIAMETER
ILMENITE
LARAMIE ANORTHOSITE COMPLEX
SERPENTINIZED
DEV
PORPHYRITIC KIMBERLITE
Hausel and others, 1981, WGS PR-18, p. 6-11
D002501
EOC        WIND RIVER FORMATION
W032895
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80, P. 51
D002366
WIND RIVER SANDSTONES
HARSHMAN, 1966, USGS I-539
W031621
BELIEVED TO BE ON THE UP- DIP SIDE OF THE SAME SANDSTONE MINED BY THE UTAH C AND M COMPANY.
CONVENTIONAL MINING TECHNIQUES EMPLOYED. NOMINAL CAPACITY - 1,500 TONS / DAY. URANIUM GOES TO UTILITIES IN WISCONSIN, NEW ENGLAND AND ALABAMA.
SELENIUM, MARCASITE, FERROSELITE, HEMATITE, CALCITE, PYRITE.
CONTACT ZONE BETWEEN ALTERED AND UNALTERED SAND.
LEACHING FROM OVERLYING ROCKS
LAST HALF OF 1978 MILL OPERATED AT 1,300 TONS / DAY. 1979 MILL OPERATED AT 1,500 TONS / DAY.
1961
Osterwald and others, 1966, WGS BULL. 50, P. 205|Lageson and Hausel, eds., 1978, WGS PIC-7, P. 11-14|Johnson, 1968, WGA Guidebook no. 20, P. 107|ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80
W032421
HEMATITE IS SCATTERED THROUGHOUT PEGMATITE DIKES IN GRANITE. LOCA LLY THERE IS A CENTRAL SEAM 1-2 FT WIDE OF PURE HARD BLUE HEMATITE. WH ERE THE PEGMATITE CUTS THROUGH SYENITE THE ROCK IS IMPREGNATED FOR 100  FT FROM THE DIKE.
PEGMATITE, GRANITE, SYENITE
DC06593
OSTERWALD AND OSTERWALD, 1952, WGS BULL. 45, P. 75, 104, 105, 108|Aughey, 1886, Ann. rept. [...] to Governor of Wyo., p. 10, 110-113
W032913
Osterwald and others, 1966, WGS Bull. 50, p. 88
W032904
SULFIDE AND QUARTZ VEINS AND PODS OCCUPY NARROW FAULT GOUGE ZONES, EXHIBIT A N 20 E TREND.  INTERSECTION OF NE AND NW MINERALIZED SHEARS MAY HAVE GENERATED SIGNIFICANT VERTICAL ORE SHOOT.  MINERALIZATION CAN BE TRACE ABOUT 0.5 MILES ALONG THE N 20 E TREN
240 FT SHAFT WITH 200 DRIFTS ON 172 LEVEL AND 400 FT ON THE 205 LEVEL.  ADIT CONNNECTS WITH SHAFT AT THE 205 LEVEL.
MAGNETITE, HEMATITE, LIMONITE, MANGANESE OXIDES, GARNET, EPIDOTE
NE-TRENDING SHEAR ZONES THAT ARE APPROXIMATELY PARALLEL TO THE CONTACT OF OLDER GRANODIORITE HOST AND THE SHERMAN BATHOLITH
LARAMIE RANGE
POTASSIC, ARGILLIC
HOST ROCK FOLIATED GRANODIORITE IS PROBABLY BOULDER CREEK EQUIVALENT.  ALTERATION AND MINERALIZATION WAS RELATED TO LATEST STAGES OF SHERMAN GRANITE BUT PREDATED THE EMPLACEMENT OF SPARSE PEGMATITES.  MINERALIZED SHEAR ZONES IN THE COMSTOCK TYPE DEPOSITS
SEVERAL CARLOADS DURING 1914-1917.
FOLIATED GRANODIORITE
PALM, MICHAEL L (BARARI, RACHEL A.)
19990730
KLEIN, 1974, WGS PR-14|HAUSEL, 1997, WSGS BULL. 70, P. 91
W032177
BROAD DISSEMINATED COPPER SULFIDES ZONE FOLLOWS DUCTILE SHEAR ZONE.  SEVERAL OTHER LARGE GEOPHYSICAL AND GEOCHEMICAL ANOMALIES OCCUR SOUTHEAST AND SOUTHWEST OF THE MAIN ZONE.  LOCALLY MINERALIZATION IS STOCKWORK.  ALTERATION CONSISTS OF LOCAL INTENSE SIL
157 FOOT SHAFT WITH 102 FT OF DRIFTS AT THE 80 FT LEVEL AND 260 FT OF DRIFTS ON THE 130 FT LEVEL AS WELL AS SEVERAL LARGE STOPES.  EXTENSIVE DRILLING HAS BEE COMPLETED WITH  AT LEAST 10,000 FT OF DIAMOND DRILLING COMPLETED.
BARITE, FLUORITE, HEMATITE, LIMONITE, MANGANESE OXIDES,  MAGNETITE, EPIDOTE
E-W TRENDING SHEAR ZONE THAT IS PERPENDICULAR TO THE CONTACT WITH THE COUNTRY ROCK GRANODIORITE AND THE SHERMAN BATHOLITH.  THIS SHEAR FOCUSED HYDROTHERMAL FLUIDS AND CONTROLLED INTRUSION OF LATE STAGE FELSIC DIKES
POTASSIC, PHYLLIC
HOST ROCK FOLIATED GRANODIORITE IS PROBABLY BOULDER CREEK EQUIVALENT.  ALTERATION AND MINERALIZATION WAS RELATED TO LATEST STAGES OF SHERMAN GRANITE BUT PREDATED THE EMPLACEMENT OF SPARSE PEGMATITES.  MINERALIZED SHEAR ZONES IN THE COPPER KING DEPOSITS A
1881
Osterwald and others, 1966, WGS Bull. 50, p. 88|KLEIN, 1974, WGS PR-14|HAUSEL, 1997, WSGS BULL. 70, P. 91|SOULE, 1955, USBM RI-5139
W032902
NARROW SHEAR ZONE CONTAINING QUARTZ AND COPPER SULFIDE PODS
70 FT INCLINE
LARAMIE RANGE, A N-S TRENDING ASYMMETRICAL ANTICLINE
GOOD PRIMARY SULFIDE MINERALIZATION
KLEIN, 1974, WGS PR-14|Osterwald and others, 1966, WGS Bull. 50, p. 55
W032178
QUARTZ, CALCITE CRYSTALS, LIMONITE
RED GRANITE CONTAINS SCHIST AND GNEISS LAYERS AND DIKES OF 'DIORIT E' AND GRAY GRANITE
Osterwald and others, 1966, WGS Bull. 50, p. 55, 89.
W032914
A VEIN OF 'FREE-MILLING GOLD ORE' 2.5 TO 3 FT WIDE AT THE SURFACE WAS 20 FT AT THE BOTTOM OF THE SHAFT.
Osterwald and others, 1966, WGS Bull. 50, p. 89
W032884
Osterwald and others, 1966, WGS Bull. 50, p. 63
W032903
PYRITIZED GOSSAN IN GRANODIORITE
60 FT INCLINE; VOLUME OF DUMP INDICATES ADDITIONAL LENGTH
PRIMARY SULFIDE MINERALIZATION
KLEIN, 1974, WGS PR-14
W032901
INTERSECTION OF E-W FAULT AND N 20 EAST COPPER BEARING SHEAR ZONE
110 FT SHAFT WITH 143 FT DRIFTS AT 80,110,160 FT LEVELS.
BIOTITE, QUARTZ,
M054827
DISTRICT CONTAINS TWO TYPES OF DEPOSITS, QUARTZ VEINS (PROBABLY POLYMETALLIC VEINS) AND PORPHYRY COPPER DEPOSITS
SHAFTS, WINZES, DRIFTS, CROSSCUTS
COPPER SILICATES AND OXIDES
STRUCTURAL CONTROLS PARALLEL TO REGIONAL FOLIATION OR IN TENSION FRACTURES
PERVASIVE FOLIATION
REGIONAL METAMORPHISM AT 1.7 GA.  SILICIFICATION, POTASSIC, PROPYLITIC
SUPERGENE ENRICHMENT
NO PRODUCTION FIGURES AVAILABLE; HAUSEL INDICATES PRODUCTION WAS MININAL
FOLIATED GRANODIORITE, QUARTZ MONZONITE
Hausel, 1989, WGS Bull. 68, P. 82-84|OSTERWALD and others, 1966, WGS Bull. 50
W032912
HORNBLENDE
W032203
NORTH TRENDING DARBY THRUST FAULT
DEVITRIFICATION
UCRET
FRUCHEY, 1962, Univ. of Wyo., M.S. THESIS
W032210
SEAMS STEEPLY DIPPING
DEVRITRIFICATION
LCRET
W031624
THREE SEPARATE SANDSTONES GENERALLY SEPARATED BY 3-7 METERS OF SILTSTONE AND CLAYSTONE. MINERALIZATION EXTENDS FOR SEVERAL KILOMETERS;   THICKNES OF MINABLE HIGHEST GRADE ORE IS FROM 20 - 200 METERS. DEPOSITS ARE ESSENTIALLY IN RADIOACTIVE EQUILIBRIUM.
OPEN  PIT  AND  IN SITU MINE.  EXXON HAS TWO MINES AND A  MILL  AT HIGHLAND. MILL HAS A NOMINAL CAPACITY OF 2,700 TONS OF ORE / DAY. USES ACID LEACH AND SOLVENT EXTRACTION PROCESS. 1977-1979 EXXON LOST MONEY ON URANIUM PRODUCTION DUE TO HIGH MILLING COST
PYRITE, CALCITE
OXIDATION-REDUCTION BOUNDARY
ASYMMETRICAL SYNCLINE
GROUNDWATER MINERALIZATION
1980|1979|1978|1977
Dahl and Hagmaier, 1976, WGA GUIDEBOOK No. 28, P. 243-252|ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80|WGS, 1979, MINES AND MINERALS MAP
W031623
ORE TREATED AT THE MILL AT AMBROSIA LAKE, N. M.
RED FERRUGINOUS SANDSTONE
INCLUDES PRODUCTION FROM 28 - 33 MINE.
1950
1979
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80|Osterwald and others, 1966, WGS BULL. 50, P. 206
W031985
6680 ACRE PERMIT AREA (1976); DISCONTINOUS CALCAREOUS CEMENTED SANDSTONE LENSES WITHIN THE ORE SANDSTONE.
6 MAJOR PITS RANGING FROM 100-280 FT DEEP TO ORE. NOMINAL CAPACITY 2000 TONS/ DAY ORE SINCE EARLY 1979. PLANT USES LEACHING, ION EXCHANGE AND SOLVENT EXTRACTION TECHNIQUES.
GEOCHEMICAL FRONT THAT PRECIPITED THE MINERALS ALONG A FACIES CHANGE FROM COARSE TO FINE CLASTIC SEDIMENTS.
SECONDARY LEACHING
ARKOSE FROM LARAMIDE MOUNTAINS AND HARTVILLE UPLIFT
WGS, 1979, WYO. MINES AND MINERALS MAP|Buturla and Schwenk, 1976, WGA GUIDEBOOK no. 28, P. 231-234|ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80
URANIUM AND PLUTONIUM, AND THE GROWTH OF NUCLEAR POWER, 1980-2030
W031619
PROPOSED MINE AND MILL, 2000 TPD (1979). CONVENTIONAL MINING TECHNIQUES EMPLOYED.
SELENIUM, PYRITE
PRODUCTION ESTIMATED AT 1 MILLION - 3 MILLION TONNES / YR.
SANDSTONE, CLAYSTONE, SILTSTONE, COAL AND CARBONACEOUS SHALE.
Osterwald and others, 1966, WGS BULL. 50, P. 205-206|WGS, 1979, WYO. MINES AND MINERALS MAP
D003596
TRI
TRAVERTINE IN THAYNES LIMESTONE
W032127
ASSOCIATED WITH SHERMAN GRANITE BATHOLITH
IGNEOUS INTRUSION
KIMBERLITE
Hausel and others, 1981, WGS PR-18, p. 1-11|McCallum and Mabarak, 1976, WGS RI-12, p. 1-30|Hausel and others, 1979, WGS RI-19, P. 1-24
W032128
AN UNDETERMINED AMOUNT OF ROCK HAS BEEN REMOVED FOR DIAMOND TESTING. AT THIS TIME THE QUANTITATIVE RESULTS ARE UNKOWN.
SHERMAN GRANITE BATHOLITH
W032125
IN ASSOCIATION WITH THE SHERMAN GRANITE BATHOLITH
INTRUDING MAGMA FOLLOWING DEEP FRACTURES
W032123
SHERMAN GRANITE BATHOLITH. LOG CABIN BATHOLITH
Hausel and others, 1981, WGS PR-18, p. 1-11|McCallum and Mabarak, 1976, WGS RI-12, p. 1-30
W032124
IGNEOUS INTRUSIVE BODY
W032132
W032129
1976
W032126
ASSOCIATED WITH THE SHERMAN GRANITE BATH OLITH
INTRUDING MAGMAS
W032854
FISSURE FILL VEIN IN A SHEAR ZONE AT CONTACT BETWEEN VOLCANIC BRECCIA AND A DIKE
VOLCANIC BRECCIA, DIKE
Hausel, 1980, WGS RI-23, p. 53
W032853
ANDESITIC VOLCANICS
PALM, MICHAEL L (BARARI, RACHEL A)
Hausel, 1980, WGS RI-23, p. 52
D002936
VOLCANIC ANDESITES, BASALTS, PYROCLASTIC FLOWS
Hewett, 1913, USGS Bull. 530-H, p. 350-362|Pierce and Andrews, 1941, USGS BULL. 921-B|Wideman, 1957, USBM IC-7770
W032851
FISSURE FILLINGS IN SHEAR ZONES AND FAULTS
QUARTZ, CARBONATES
VOLCANIC BRECCIA
Hausel, 1980, WGS RI-23, p. 53|HAUSEL, 1997, WSGS BULL. 70, P 34
D002893
HYDROTHERMAL VEINS IN FAULT ZONES ALONG DIKE.  CONTACTS IN TERTIARY VOLCANIC BRECCIA
SHALLOW SHAFT AND TWO TUNNELS
OLIGO   INTRUSIVE VOLCANIC CENTER, STOCKS SYENITE, DIORITE BASALTIC PLUGS, NUMEROUS OF RADIALLY ARRANGED DIKES AND CONE SHEETS IN EARLY BASIC BRECCIA SERIES OF THE ABSAROKAS.
PARSONS, 1937, ECONOMIC GEOLOGY, v. 32 , p. 835-850
W032852
PYRITE, CALCITE, IRON CARBONATE
VOLCANICS
W032899
ABSAROKA RANGE
SERICITIZATION
D003064
PHOSPHORIA LIMESTONE, TRAVERTINE ETC.
Van Hise and Leith, 1909, USGS BULL. 360
W032517
QUARTZ, HORNBLENDE, MICA, LIMONITE, MALACHITE
SCHIST AND GRANITE
19990709
Osterwald and others, 1966, WGS Bull. 50, p. 86
W032130
Osterwald and others, 1966, WGS Bull. 50, p. 85
DC07873
MONZONITE PORPHYRY
USGS FILES|CONSV. DIV. COMP. DATE, 12-15-1961
DC07846
W032849
OPERATE URANIUM SOLUTION PILOT PLANT
CALITE
DOWN DIP FROM PREDOMINANTLY RED COLORED SANDSTONES, AREAS OF WARPED, FOLDED, JOINTED SANDSTONE
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80, P. 52|MINOBRAS, 1976, URANIUM GUIDEBOOK FOR WYO., P. 15-17
D003015
MOWERY SHALE.  CLAY DERIVED FROM VOLCANIC ASH.
W032436
LENTICULAR BODIES OF QUARTZ 300 FT LONG WITH MAFIC SCHIST (DIABASE DIKE), AND A QUARTZ  VEIN IN DIABASE CARRY ABUNDANT OXIDIZED COPPER MINERALS AT THE OUTCROP. Vein hosted by a diabase dike is enriched in chalcopyrite and CONTAINS magnetite; gangue miner
shallow shaft and two 600 ft tunnels
QUARTZ, FELDSPAR, SIDERITE
SHEARED DIABASE DIKE
MINERALIZED SHEARED DIABASE DIKE IN GRANITE IS OVER 2.5 MILES LONG CONTROLS MASSIVE CHALCOPYRITE AND LOCALLY MAGNETITE DEPOSITION
YEARS UNKNOWN
BEFORE 1916
SCHISTOSE DIABASE DIKE
19990715
Osterwald and others, 1966, WGS Bull. 50, p. 38|HAUSEL, 1997, WSGS BULL. 70, P. 101
W032435
fractured, silicified mafic dike cutting granite; vein is as wide as 20 to 30 ft
2 SHAFTS 800 FT APART. ONE 300 FT DEEP THE OTHER 250 FT DEEP. SEVERAL CROSSCUTS; DEVELOPED ON FOUR LEVELS
QUARTZ VEINS IN PROTEROZOIC SHEARED DIABASE DIKE WHICH INTRUDE ARCHEAN GRANITE
DIABASE SCHIST
Hausel, 1997, WSGS Bull. 70, p. 101|Spencer, 1916, USGS Bull. 626|Beeler, 1904f, WGS MR04-46|Wyoming Industrial Journal, 1905, v. 6, no. 10, p. 7|Hausel, 1989, WGS Bull. 68, p. 89
W032432
TWO MASSES OF CHALCOCITE FOUND IN HORNBLENDE SCHIST
2 SHAFTS
EPIDOTE
ORE IN HORNBLENDE SCHIST.  SIMILAR PROSPECTS IN AREA ARE IN SCHISTOSE METADIABASE DIKES, THIS ONE MAY BE SIMILAR.
19990727
Osterwald and others, 1966, WGS Bull. 50, p. 38|SPENCER, 1916, USGS BULL. 626, P. 76-77
W032140
ON WARM SPRING CREEK-1/4 TO 5/8 MILE WIDE AND 1 2/3 MILE LONG, HIGH TERRACES MORE THAN 100 FT ABOVE CREEK BOTTOM. SOUTH FORK-SEVERAL 100 FT WIDE AND MORE THAN 3 MILES LONG. THICKNESS OF BOTH UNKNOWN.
Osterwald and others, 1966, WGS Bull. 50, p. 87-88, 222|Hausel, 1980, WGS RI-23, p.63
DC07269
SANDSTONE IN MORRISON FM.
D000715
KING, ROBERT U.
LOVE, 1961, USGS PP-424-C
W032735
DC07932
FALL RIVER, FUSON, DAKOTA FMS
Gray and Tennissen, 1953, USAEC RME-4016|Osterwald and others, 1966, WGS BULL. 50, P. 188
DC05970
PINK, GRANITE
DMEA REPORTS|CONSV. DIV. COMP. DATE, 06-30-1959
DC07606
Gruner and Smith, 1955, USAEC RME-3125, P. 18
DC07607
SEVERAL HUNDRED THOUSAND TONS ORE
D002486
FLAT LYING BEDS IN WIND RIVER FORMATION
DC06716
Gruner and Knox, 1957, USAEC RME-3148
DC06380
Cuppels and Conwell, 1958, USGS MF-180
DC07704
GEOL.DESC:  ASSAYED 0.15, 0.14 U3(O8) IN TWO GRAB SAMPLES.
19990224
Brooke, 1953, USAEC RME-11
CONSV. DIV. COMP. DATE, 03-27-1959
DC07673
GEOL.DESC:  0.05 U3(O8)
MORRISON FM,
Barrett, 1953, USAEC RME-2001
DC06755
WASATCH
Gruner and Smith, 1955, USAEC RME-3125, P. 11|Gruner and others, 1956, USAEC RME-3137, P. 4
DC06732
A SS IN THE WASATCH FM.
Magleby and Biggins, 1952, USAEC RME-28
DC08003
DC07665
GEOL.DESC:  0.05 PERCENT U3(O8)
FRONTIER FM.
W032734
DC06006
GEOL.DESC:  GRAB SAMPLE-0.48 PERCENT E.U.
USGS FILES|CONSV. DIV. COMP. DATE, 03-27-1959
W032710
FS00017
SCHIST, GRANITE, METAGABBRO, DIORITE
W032755
Gruner and Smith, 1955, USAEC RME-3125, P. 14
W032434
Osterwald and others, 1966, WGS Bull. 50, p. 41
W032491
SWANSON and others, 1951, USGS OFR 51-18|Osterwald and others, 1966, WGS BULL. 50, P. 149|Sheldon, 1963, USGS PP-313-B
D001897
IGNEOUS ROCKS
PARKER, 1963, USGS MR-36
W032731
PYRITE, CHLORITE
Gruner and others, 1956, USAEC RME-3137, P. 6
W032724
FS00014
DC07694
GEOL.DESC:  2.50 TO 3.28 PERCENT U3(O8)
FS00021
LARGE ANTICLINE
1958
DC06220
GEOL.DESC:  U. MINERALS IDENTIFIED BY AEC
Gruner and others, 1956, USAEC RME-3137, P. 4
DC07107
GEOL.DESC:  ANALYSIS 0.007 TO 0.1779 U3(O8)
CLOVERLY-MORRISON FM.
USGS FILES|CONSV. DIV. COMP. DATE, 05-03-1962
DE00263
MINING MAGAZINE, JANUARY 1989, P. 52
W032519
DECOMPOSITION OF VOLCANIC ASH
Osterwald and others, 1966, WGS Bull. 50, p. 18
USGS PRELIM. GEOL. MAP 92|
W032754
W032859
SHALE-SILTSTONE
Sharp and others, 1964, USGS BULL. 1107-H
W032753
DC07613
Gruner and Knox, 1957, USAEC RME-3148, p. 45
DC05898
DMEA REPORTS|CONSV. DIV. COMP. DATE, 06-09-1959
W001599
THICKNESS IS AN AVERAGE.  WIDTH VARIES FROM 50 TO 100 FT.
I. ILMENITE, ANATASE, LEUCOXENE, RUTILE{{II. ZIRCON, MONAZITE, MAGNETITE
GEOL.DESC:  PLACER-FOSSIL-BEACH AND MARINE
COOPER, MARGARET
DOW AND BATTY, 1961, USBM RI-5860, 52 P.
W032404
ASSOCIATED WITH 'DIORITE DIKES', SCHISTS AND GNEISS (ALL ARE CRUSH ED AND BROKEN)
W032503
PROSPECT TRENCH
DEPOSIT IS ON THE OVERTHRUST BLOCK OF THE BEAR CREEK THRUST FAULT
W032193
2 BEDS, 2.0 AND 2.7 FEET THICK, CONTAINING 45.3% BPL AND ONE BED  2.5 FEET THICK CONTAINING 61.0 TO 66.5% BPL
BEAR THRUST 1 MILE EAST
PHOSPHATIC SHALE
Osterwald and others, 1966, WGS BULL. 50, P. 149|SWANSON and others, 1951, USGS OFR 51-18
W032192
SEVERAL HUNDRED FEET OF SHAFTS AND DRIFTS HAVE BEEN DUG
GRANITE, SCHIST AND DIORITE
Osterwald and others, 1966, WGS Bull. 50, p. 62
W032751
DC07977
GEOL.DESC:  DEPOSIT 1 FT. BELOW WATER TABLE, WHICH IS 7 FT. ABOVE THE BASE OF 37 FT. MASSIVE SS
FALL RIVER SS, UPPER
Robinson and Mapel, 1955, USGS TEM-900|Osterwald and others, 1966, WGS Bull. 50, p. 194
DC05941
ZELLER AND SOISTER, 1956, USGS TEI-620, p. 183-185|Anonymous, 1961, RIVERTON RANGE NEWSPAPER, July 9, P. D6
DC07922
USAEC DEB S-1-1248|USAEC PRR DEB RHSN-1248|CONSV. DIV. COMP. DATE, 12-15-1961
W032863
Gruner and Smith, 1955, USAEC RME-3125, P. 12|Gruner and others, 1956, USAEC RME-3137, P. 4
DC07920
FOUR ORE BODIES
GEOL.DESC:  4 ORE BODIES
LAKOTA-FUSON FMS.
Osterwald and others, 1966, WGS BULL. 50, P. 194
W032732
W032736
Gruner and Smith, 1955, USAEC RME-3125, P. 12
M054753
BAILEY, E. H., USGS, PERSONAL FILES
W001609
MEASUREMENTS ARE FROM EXPOSURE.
PARKMAN SANDSTONE MEMBER, MESAVERDE FM.
HOUSTON AND MURPHY, 1962, WGS BULL. 49, 120 P.|DOW AND BATTY, 1961, USBM RI-5860, 52 P.
W032215
SURFACE EXPOSURES OF THE BODY COMPRISE 60-70% OF THE OUTCROP AREA  OF 1600 BY 2500 FT. IN PARALLEL LAYERS 5-30 FT THICK AND ARE SYNFORMA L IN STRUCTURE.
MIGMATITE AND AMPHIBOLITE, GNEISS
Anonymous, 1966, A Taconite occurrence, unpublished report, WGS files|Osterwald and others, 1966, WGS Bull. 50, p. 110
W002554
FOSSIL PLACER - BEACH AND MARINE; LIES 19.8 FT BELOW THE TOP OF THE STUMP SANDSTONE.
STUMP SANDSTONE
82 07
BARARI, RACHEL A
HOUSTON AND MURPHY, 1962, WGS BULL. 49, 120 P.|HOUSTON AND LOVE, 1956, WGA Guidebook No. 11, p. 72-74
D002840
TERT OLIGO
WINDRIVER FM., EARLY CLASTICS
Van Houten, 1964, USGS BULL. 1164
W001607
BASAL SANDSTONE MEMBER, MESAVERDE FM.
W032476
Osterwald and others, 1966, WGS Bull. 50, p. 108|WGS, 1979, WYO. MINES AND MINERALS MAP
W032875
Gruner and others, 1956, USAEC RME-3137, P. 8
W032722
D001376
CALC SILICATE GNEISS
LEMMON AND TWETO, 1962, USGS MR-25|FREY AND WILSON, 1950, USBM RI-4629
LEMMON, D.M., UNPUBLISHED DATA|HOBBS, S.W., 1943, USGS STATEGIC MINERALS INV. PRELIM. MAP, SCALE 1:3500.
W001606
LENGTH IS OUTCROP LENGTH.
HOUSTON AND MURPHY, 1962, WGS BULL. 49, 120 P.
W001602
DC06042
GEOL.DESC:  URANO-ORGANIC, CONC. LOCALLY FROM GROUND WATERS.
MORRISON-LAKOTA FM
FILES USGS|CONSV. DIV. COMP. DATE, 03-27-1959
W032185
6 CLAIMS (1955). PLACER AU FOUND 2 MILES NORTH. GOLD REPORTED TO  OCCUR IN 1/4 TO 1/2 IN. N 32 E AND N 64 W STOCKWORK VEINLETS IN ALTERED LATITE PORPHYRY.  INTENSE PHYLLIC AND POTASSIC ALTERATION IN STOCKWORK ZONE.  PYRITE IS DISSEMINATED WITH CHALCOPYRI
TOTAL LENGTH OF DRIFTS 640 FT.  A 50 FT SHAFT
QUARTZ, MUSCOVITE
STOCKWORK ZONE IN LATITE PORPHYRY ALONG EAST-CENTRAL EDGE OF INTRUSIVE
PHYLLIC, POTASSIC, PROPYLITIC
EOCENE LATITE INTRUDES TROUT PEAK FM ANDESITE FLOW AND FLOW BRECCIAS.  MINERALIZATION IS DISSEMINATED AND IN STOCKWORK VEINS ALONG EASTERN PART OF INTRUSION.  CENTRAL ALTERATION IS PHYLLIC AND POTASSIC WITH SURROUNDING PROPYLITIC.
1911
HIGHLY ALTERED SILICIFIED LATITE
Osterwald and others, 1966, WGS Bull. 50, p. 89|HAUSEL, 1997, WSGS BULL. 70, P. 36
W032492
NORTH DEPOSIT CONTAINS 1.5 FEET OF 20.2 PERCENT P2O5 AND 0.0004 PERCENT URANIUM. SOUTH DEPOSIT CONTAINS 1.8 FEET OF 28.8 PERCENT P2O5.
SURFACE PROSPECTS
1951
W032493
PROSPECT CONTAINS 7.2 FEET OF 25.9 PERCENT P2O5 AND 3.0 FEET OF 31.5 PERCENT P2O5
W001614
SANDSTONE, FRONTIER FM.
DC07632
Gruner and others, 1956, USAEC RME-3137, P. 13
W032741
Gruner and others, 1956, USAEC RME-3137, P. 7
DC05896
GEOL.DESC:  U IN RED SS ZONE.
W032745
W032141
ABOVE WORKINGS AT THE MOUTH OF PINE CREEK ON THE SOUTH FORK SNAKE RIVER. THE WORKINGS ARE 40-50 FT ABOVE WATER LEVEL. CONTAINS TRACE TO 0.11 OZ AU PER CY OF GRAVEL (1966).
Osterwald and others, 1966, WGS Bull. 50, p. 89, 119|Schultz, 1907, USGS BULL. 315-A, P. 71-88|WGS, 1979, WYO. MINES AND MINERALS MAP|Hausel, 1980, WGS RI-23, p. 59-60
W032727
Gruner and Smith, 1955, USAEC RME-3125, P. 17
DC06931
BROWN'S PARK FM.
USAEC DEB P-2-2647|CONSV. DIV. COMP. DATE, 06-00-1959
DC06499
DC07642
GEOL.DESC:  ONLY LOCALLY ORE GRADE MATERIAL
USAEC DEB RRD-1349|CONSV. DIV. COMP. DATE, 02-23-1962
W032897
DC07192
DC07643
GEOL.DESC:  AREA 3 MI. LONG, 1/4 MILE WIDE, ASSAY 0.26 PERCENT U.
Gruner and others, 1956, USAEC RME-3137, P. 13|USAEC DEB RRD-1080|USAEC DEB RRD-1349|USAEC R-DEB-D-2-2307|USAEC R-DEB-P-2-2309|CONSV. DIV. COMP. DATE, 02-23-1962
W032752
DC06243
GEOL.DESC:  PEGMATITE CONTAINS UP TO 0.16 PERCENT U3(O8)
USAEC PRR DATED 7/16/53 BY SMITH AND GANNICK.|CONSV. DIV. COMP. DATE, 06-30-1959
DC07232
USAEC RRD-1400|CONSV. DIV. COMP. DATE, 11-00-1958
W032856
Gruner and Smith, 1955, USAEC RME-3125, P. 13
W032896
W002505
BACON RIDGE SANDSTONE
HOUSTON AND MURPHY, 1970, WGA GUIDEBOOK NO. 22, P. 241-249
W032133
PHOSPATIC SHALE MEMBER
SILTSTONE
Beath and others, 1939, Amer. Jour. Botany, v. 26, P. 257-269|Beath and others, 1946, WGS BULL. 36|Osterwald and others, 1966, WGS Bull. 50, p. 148|Beath, 1943, Amer. Jour. Botany, v. 30, P. 698-707
W001604
D001375
OSTERWALD AND OSTERWALD, 1952, WGS BULL. 45|LEMMON AND TWETO, 1962, USGS MR-25
DC07589
GEOL.DESC:  MINERAL IDENTIFIED AEC
W032502
W032186
A QUARTZ VEIN CONNECTED WITH DIABASE DIKES IN GRANITE CONTAINS A  LITTLE FREE GOLD.
QUARTZ, PYRITE
Osterwald and others, 1966, WGS Bull. 50, p. 90
W032225
SECTION AS FOLLOWS: 123 FEET OF THE DINWOODY FORMATION; 29 FEET OF THE UPPER TONGUE OF SHEDHORN SANDSTONE; 42 FEET OF THE TOSICHERT MEMB ER AND 37.8 FEET OF THE RETORT PHOSPHATIC SHALE MEMBER OF THE PHOSPHOR IA FORMATION; 46.8 FEET OF THE FRANSON TONGUE
Blackwelder, 1911, USGS BULL. 470-H|Sheldon, 1963, USGS PP-313-B
DC07712
GEOL.DESC:  URANO-ORGANIC MATTER
USAEC PRR BHB|CONSV. DIV. COMP. DATE, 03-27-1959
W032743
BLACK HYDROCARBON
USAEC DAO-P-2-3083
D000712
KING, R.U., (UNPUB. DATA)
W002507
LEWIS SHALE
DC06498
W032505
THREE BEDS LESS THAN 1 FOOT THICK OF 57.1% TO 65.0% BPL AND ONE BED 2.7 FEET THICK OF 70.6% BPL
Osterwald and others, 1966, WGS Bull. 50, p. 150
W032504
NORTH PROSPECT CONTAINS 3.6 FEET OF 32.4 PERCENT P2O5. SOUTH PROSPECT CONTAINS 4.1 FEET OF 27.1 PERCENT P2O5 WITH 0.008 PERCENT URANIUM AND 2.7 FEET OF 32.4 PERCENT P2O5 WITH 0.010 PERCENT URANIUM.
DC07820
GEOL.DESC:  NO U MINERALS FOUND
DC07813
DC07194
DC07235
GRANITE,
USAEC P-2-2263|CONSV. DIV. COMP. DATE, 11-00-1958
DC06455
GEOL.DESC:  YELLOW FLUORESCENT MINERALS
USAEC PRR-DEB-2-2217|CONSV. DIV. COMP. DATE, 03-11-1960
W032862
UNKNOWN 'E'
W032182
AU IS FINE, FLAT GRAINS WITH JAGGED EDGES.
W032718
Gruner and others, 1956, USAEC RME-3137, P. 9
W032139
GRAVEL CONTAINS EXTREMELY FINELY-DIVIDED GOLD. COVERED BY 3-12 FT OF BRULE AND ARIKAREE BEDS.
TC39308
SHALLOW OVERBURDEN OF WEATHERED GRANITE.  ROCK IS COARSE-GRAINED REDDISH GRANITE WHICH LACKS TENACITY AND IS EASILY SHATTERED.
QUARRY DIMENSIONS IN 1994.  IN 1994 MINING ON THREE FACES WITH 40 FT BENCHES.  THIN OVERBURDEN OF WEATHERED GRANITE STRIPPED.
GEOLOGIC MAP OF WYOMING SHOWS AREA OF MINE UNDERLAIN BY EPROT METASEDIMENTARY ROCKS, INCLUDING GRANITIC GNEISS.  ROCK IS DESCRIBED BY OSTERWALD AND OTHERS (1994) AS SHERMAN GRANITE (PREC) ALTHOUGH DARTON AND OTHERS (1910) SHOW NO SHERMAN GRANITE IN AREA
1940
1963
LONG, KEITH R.
ANONYMOUS, 1994, SKILLINGS MINING REVIEW, v. 83, no. 25, P. 4-7|OSTERWALD AND OTHERS, 1966, WGS Bull. 50
W002541
SANDSTONE AT TOP OF MESAVERDE FM.
W700628
MINING MAGAZINE, JANUARY 1989, P. 45
W032187
JADE FOUND ADJACENT TO THE CONTACT BETWEEN LIGHT COLORED GRANITE  AND A BIOTITE RICH ULTRA MAFIC ROCK
PROSPECT
GROS VENTRE UPLIFT
Osterwald and others, 1966, WGS Bull. 50, p. 135
FS00029
NO INFORMATION IS GIVEN ABOUT THESE PLACERS
ENTRAPMENT BY IRREGULARITIES IN STREAM BED OR DEPOSITION OF LOW-ENERGY PART OF STREAM
SMALL AMOUNTS OF CR AND NI HAVE BEEN FOUND TO THE SOUTHWEST IN THE GROS VENTRE WILDERNESS (SEE USGS PROFESSIONAL PAPER 1300 AND REFERENCES CITED THEREIN)
USBM, 1963, UNPUBLISHED REPORT
W032195
Osterwald and others, 1966, WGS BULL. 50, P. 150|SWANSON and others, 1951, USGS OFR 51-18
W032501
DC06691
DC06484
DC07834
DC07961
BASE LAKOTA SS.
FS00004
W032876
CAMB
W032874
Gruner and Smith, 1955, USAEC RME-3125, P. 15
DC07933
GEOL.DESC:  HIGH RADIOACT. ZONE 6 FT THICK.
LOWER FALL RIVER FM.
USAEC RME-1061|CONSV. DIV. COMP. DATE, 12-15-1961
W032873
HOLO
Gruner and Smith, 1955, USAEC RME-3125, P. 15|Gruner and others, 1956, USAEC RME-3137, P. 9
W032198
IN GRAVELS OF HOBACK RIVER
TRANSPORT AND CONCENTRATION BY STREAM WATERS CONFINED TO CHANNEL S YSTEM
ST. JOHN, 1883, US GEOL. AND GEOG. SURVEY OF TERRITORIES|Osterwald and others, 1966, WGS Bull. 50, p. 91
FS00005
DC07818
LOWER WASATCH FM.
USAEC DEB RR-463|CONSV. DIV. COMP. DATE, 06-09-1959
DC06041
GEOL.DESC:  VUG FILLINGS, 2.63 U3(08)
AMSDEN FM.
W032500
Schultz, 1918, USGS BULL. 680
DC07230
USAEC AEC-PRR-DEB-2-2094|CONSV. DIV. COMP. DATE, 11-00-1958
D001894
W032910
IN-SITU MINE
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80, P. 53
W032715
Gruner and Knox, 1957, USAEC RME-3148, p. 47
DC06942
DMEA REPORTS|CONSV. DIV. COMP. DATE, 06-00-1959
W032717
DC06681
Gruner and others, 1956, USAEC RME-3137, P. 5
DC06759
Gruner and Smith, 1955, USAEC RME-3125, P. 11|Gruner and others, 1956, USAEC RME-3137, P. 5
W700629
W032409
SILICEOUS DOLOMITE ENCLOSES HEMATITE. THE ROCK IS WEATHERED TO LI MONITE. A SMALL AMOUNT OF MALACHITE WAS FOUND IN A SMALL HOLE, NEAR TH E TOP OF THE IRON OXIDES.
SILICEOUS DOLOMITE
Osterwald and others, 1966, WGS Bull. 50, p. 118
DC07815
DC07824
GEOL.DESC:  URANIUM IN RED SS ZONE.
DC07826
W032725
W032713
DC07133
USAEC PRR W-W-SL-19
DC07943
USAEC DEB-S-1-1272|USAEC-PRR-DEB RHSN-1272|MACPHERSON, JAN. 1955, WRITTEN COMM.|CONSV. DIV. COMP. DATE, 12-15-1961
W032726
Gruner and Smith, 1955, USAEC RME-3125, P. 17|Gruner and others, 1956, USAEC RME-3137, P. 12
DC06787
W032179
PALEOPLACER DEPOSITS IN THE BASAL FLATHEAD SANDSTONE
Osterwald and others, 1966, WGS Bull. 50, p. 88|Hausel, 1989, WGS Bull. 68, p. 40
DC07216
Love, 1954, USGS TEI-440, p. 175
DC07214
Gruner and others, 1956, USAEC RME-3137, P. 9|Gruner and Smith, 1955, USAEC RME-3125, P. 15
W032738
GUMMITE, UNKNOWN 'T', UNKNOWN 'Q'
W032860
SANDSTONE-CONGLOMERATE
Gruner and Smith, 1955, USAEC RME-3125, P. 12|Gruner and others, 1956, USAEC RME-3137, P. 6
W032723
W032730
Gruner and Knox, 1957, USAEC RME-3148, p. 44|Osterwald and others, 1966, WGS BULL. 50, P. 202
W032400
CU STAINS AND A SMALL AMOUNT OF NATIVE COPPER ARE IN ARKOSE BETWE EN GRANITE AND THE CASPER FORMATION
ARKOSE
Osterwald and others, 1966, WGS Bull. 50, p. 41|Hausel, 1980, WGS RI-23, p. 13
DC06753
W032181
A SEAM OF BLACK MATERIAL CARRIES AU AND AG.
W032403
A QUARTZ- SPECULAR VEIN TRENDS N FOR 1 MILE, DISAPPEARS FOR 1 MIL E, THEN APPEARS AGAIN.
Osterwald and others, 1966, WGS Bull. 50, p. 106
MP00107
THERE ARE 12 STRATIGRAPHIC UNITS THAT CONTAIN PGE.  4 OF THEM HAVE BEEN DEFINED BY GEOCHEMICAL SAMPLING AS CONTAINING HUNDREDS TO THOUSANDS OF PPB AU+PT+PD.  MAXIMUM THICKNESS GIVEN IS FOR ZONE 2 (PMZ-2).  MINERALIZATION IS STRATIFORM.  NOT ENOUGH DETAIL
GEOCHEMICAL SAMPLING ONLY
PLAGIOCLASE, OLIVINE, SPINELS, PYROXENES
MAGMATIC SEGREGATION, LIQUID IMMISCIBILITY
INTRUSION IS NOT METAMORPHOSED.  THERE ARE 16 CYCLIC UNITS WITHIN INTRUSION.  STRINGERS, PODS, AND DISSEMINATIONS OF ILMENITE AND MAGNETITE (FINELY INTERGROWN) IN ANORTHOSITE IN 23 SQUARE MILE AREA (HARRER, 1966)
TROCTOLITE, GABBRO, GABBRONORITE, ANORTHOSITE, BRONZITITE
LOUCKS, 1991, PACIFIC NORTHWEST METALS AND MINERALS CONF. [ABS.]|HARRER, 1966, USBM IC-8315
DC07799
W032744
W031617
THICKNESS DIVDIED AMONG 4 BEDS; 6, 5, 6.3, AND 1.8 FEET RESPECTIVELY.
WYOMING  MAP,  1979,  SHOWS STRIPPING OPERATIONS ABANDONED.
1947
1980|1950|1962|1963
SHALE, LIMESTONE
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/81|Osterwald and others, 1966, WGS BULL. 50, P. 143-145
D001381
LEMMON AND TWETO, 1962, USGS MR-25||OSTERWALD AND OSTERWALD, 1952, WGS BULL. 45
DC07231
Gruner and Smith, 1955, USAEC RME-3020, P. 31
W032720
DISSEMINATED URANIUM MINERALS IN GRANITE SURROUNDING GRAPHITIC METASEDIMEMTARY LAYER
SCHIST, GRANITE
Gruner and Smith, 1955, USAEC RME-3125, P. 12|Osterwald and others, 1966, WGS Bull. 50, p. 192
W032760
QUARTZ, APATITE
DC06700
Troyer and others, 1953, USGS TEI-345|Troyer and others, 1954, USGS C-338
DC06699
GEOL.DESC:  IN A SS
WASATCH FM
DC12082
DC06757
SS IN
DC06752
DC06490
SS, WASATCH FM.
DC06735
A SS IN WASATCH FM.
DC06721
DC06705
DC06743
DC06494
DC06751
DC06761
DC06719
DC06715
DC06723
DC06754
DC06770
DC06771
SS IN SAWATCH SS.
DC06772
DC06741
DC06734
DC06742
DC06508
DC06702
SS. IN WASATCH FM.
DC06939
BROWN'S PARK FM. (LIMESTONE)
Love, 1953, USGS TEI-315, PT. I|Love, 1953, USGS C-278
CONSV. DIV. COMP. DATE, 06-00-1959
W032509
W032498
W032513
DC07330
Osterwald and Dean, 1958, USGS MF 127
USAEC DEB MR 9/55|CONSV. DIV. COMP. DATE, 04-00-1958
DC07141
GRANITIC GNEISS
82 07|10/26/98
BARARI, RACHEL A|TERRY KLEIN
Gruner and others, 1956, USAEC RME-3137, P. 14|Wilson, 1960, WGS RI-7|Osterwald and others, 1966, WGS Bull. 50, p. 217|MINOBRAS, 1976, URANIUM GUIDEBOOK FOR WYOMING
DC07340
CLAY BEDS OVERLYING WASATCH FM.
CONSV. DIV. COMP. DATE, 04-00-1958
W032855
W001603
DC07753
W032721
D000713
COLEMAN AND APPLEMAN, 1957, AMERICAN MINERALOGIST, V. 42
DC07693
GEOL.DESC:  0.309 PERCENT U., CARB. SHALES AND S.S.
MORRISON AND CLOVERLY FMS.
DC07829
GEOL.DESC:  U. FOUND IN SMALL CLAY LENS.
DC07636
LEWIS SHALE MESAVERDE FM.
Gruner and others, 1956, USAEC RME-3137, P. 13|Gruner and Smith, 1955, USAEC RME-3020, P. 31|Wilson, 1960, WGS RI-7, p. 25
DC07212
Gruner and Smith, 1955, USAEC RME-3125, P. 16
W032184
DIKE CONTAINS SMALL QUARTZ VEINS IN SHEARS
SHAFT SUNK AT CONTACT OF A DIABASE DIKE AND GRANITE.
DIABASE, GRANITE
DC06005
Rioux, 1958, Univ. of Ill., PhD dissertation
W032909
2 MILES WEST OF THE NORTH TRENDING ABSAROKA THRUST
Mansfield, 1916, USGS BULL. 620-O|Osterwald and others, 1966, WGS Bull. 50, p. 148-149|KIVI, 1940, Univ. of Wyo., M.A. thesis
W032911
ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80, P. 52
DC07635
GEOL.DESC:  ASSAYED 0.224 PERCENT U.(ELEM.)
USAEC DEB 2-TM-2|CONSV. DIV. COMP. DATE, 02-23-1962
W032515
1 1/2 MILES EAST OF THE DARBY THRUST FAULT
ALSO PERMIAN PARK CITY AND WELLS FORMATIONS; SECTION AS FOLLOWS: 16.5 FEET OF THE BASAL BED OF THE DINWOODY FORMATION; 23 FEET OF THE TOSICHERT MEMBER AND 22 FEET OF THE RETORT PHOSPHATIC SHALE MEMBER OF THE PHOSPHORIA FORMATION; 101.3 FEET OF THE FRANSA
Sheldon, 1963, USGS PP-313-B|LITCHFORD, 1966, Univ. of Wyo., M.A. thesis
DC06038
GEOL.DESC:  CALCITE VEIN, 1.0 PERCENT U308
DC06040
Gruner and Knox, 1957, USAEC RME-3148, p. 42
DC07341
Wyant, 1951, USGS TEI-122, PT. 1
DC07233
USAEC P-2-2207|CONSV. DIV. COMP. DATE, 11-00-1958
W032413
THE ROCKS ARE ALTERED AND SILICIFIED AND ARE MINERALIZED WITH PYR RHOTITE.
WEATHERED TO HEMATITE AND LIMONITE NEAR SURFACE
INTERLAYERED SCHISTS AND QUARTZ 'DIORITES'
Osterwald and others, 1966, WGS Bull. 50, p. 120
D001377
QUARTZ VEIN
LEMMON AND TWETO, 1962, USGS MR-25|OSTERWALD AND OSTERWALD, 1952, WGS BULL. 45|SPENCER, 1916, USGS BULL. 626
DC06037
GEOL.DESC:  0.2 U3(08)
MADISON-AMSDEN FMS.
19990115
D001373
GNEISS
W032190
MEADE PEAK MEMBER OF THE PHOSPHORIA FORMATION IS 43.6 FEET THICK  AT THE TRENCH SITE
TETON UPLIFT
MOST OF THE PHOSPHATE-BEARING ROCKS IN THE TETON PASS QUADRANGLE A RE IN THE MEADE PEAK PHOSPHATIC SHALE MEMBER OF THE PHOSPHORIA FORMATI ON. PHOSPHATE ROCK ALSO OCCURS IN THE RETORT PHOSPHATIC SHALE MEMBER O F THE PHOSPHORIA BUT IT IS USUALLY MUCH LOWER
SHALE, MUDSTONE
Schroeder, 1969, USGS GQ-793|GERE and others, 1966, USGS OFR 66-47
W001605
W001601
ERICSON SANDSTONE
W001597
W032869
DC07934
GEOL.DESC:  MINERALIZ. IN SMALL LENS-SHAPED ZONE IN 1 FT. THICK CARB. SS BED. 100 FT OF HIGH RADIOACT.
FALL RIVER SS
W032740
Gruner and Smith, 1955, USAEC RME-3125, P. 14|Gruner and others, 1956, USAEC RME-3137, P. 7
DC07979
W032183
A SHAFT WAS SUNK ALONG THE CONTACT OF A PERIDOTITE DIKE AND A QUA RTZ VEIN. LITTLE MINERALIZATION WAS FOUND.
D001372
TOURMALINE, GARNET, QUARTZ
TALCOSE SCHIST
GRANITE PEGMATITE
DARTON, 1905, USGS GEOL. ATLAS, FOLIO 127|LEMMON AND TWETO, 1962, USGS MR-25|Irving and Emmons, 1904, USGS PP-26|Osterwald and others, 1966, WGS BULL. 50, P. 84, 174
W032861
ITEM 1: TOTAL FOR NIGHT OWL CLAIMS
PREC PAL
LATER ROCKS LIE UNCONFORMABLY ON EARLIER GRANITE
W032868
SOLUTION PILOT PLANT
DC06692
GEOL.DESC:  BLACK U. ORE.
19990114
DC07513
GEOL.DESC:  CONTAINS UP TO 0.50 PERCENT U3(08)
SANDSTONE, LAKOTA FM.
USAEC PRR DED 261|CONSV. DIV. COMP. DATE, 04-16-1959
W032424
SHALES, LIMESTONES, SANDSTONE
DC06750
USAEC DEB P-2-2679|CONSV. DIV. COMP. DATE, 10-27-1961
DC07816
DC07817
GEOL.DESC:  U IN RED SS ZONE
DC07609
GEOL.DESC:  PALE GREEN TO YELLOW MINERALS AS COATINGS AND FRACTURE FILLING
ARKOSIC S.S. AND CONGLOMERATE.
USAEC DED-RRD-1317|CONSV. DIV. COMP. DATE, 02-23-1962
DC07605
GEOL.DESC:  UNIDENT. YELLOW MINERAL, RAD. 5.0 MR/HR
CONGLOMERATE S.S.
USAEC DEB RRD-1324|CONSV. DIV. COMP. DATE, 02-23-1962
DC07604
W032892
4 CLAIMS IN SECTION 1; 2 CLAIMS IN SECTION 12; ORE MINERALS REPLACED CHERT AND ARE VERY ERRATIC AND SPOTTY.
CHERT
DC06680
GEOL.DESC:  IN SS.
Geslin and Bromley, 1957, USAEC RME-1070
W032746
D002797
EOC        ARKOSIC SANDSTONE AND CONGLOMERATIC SANDSTONE
HARSHMAN, 1968, in AIME GRATON-SALES VOL. I, P. 816 - 831
W032845
EROSION OF NEARBY QUARTZITE CONGLOMERATE STRATA
TRANSPORT AND CONCENTRATION BY STREAM WATERS CONFINED TO CHANNEL SYSTEMS.
Antweiler and Love, 1967, USGS C-541|Love and Antweiler, 1974, WGS RI-9|Love and others, 1977, USGS BULL. 1397-A
W032189
VERY FINE FLAKE GOLD STREAKS ARE FOUND ON TOP OF GRAVELS IMMEDIATELY BELOW 8 FT OF BARREN MATERIAL. SOURCE OF GOLD IS PALEOPLACER DEPOSIT IN THE EOCENE PASS PEAK FORMATION
Osterwald and others, 1966, WGS Bull. 50, p. 89|Hausel, 1980, WGS RI-23, p. 60|ANTWEILER AND OTHERS, 1977, WGA GUIDEBOOK No. 29, P. 731-749
DC07547
Gruner and others, 1956, USAEC RME-3137, P. 13|Wilson, 1960, WGS RI-7, p. 25
FS00020
BLACKWELDER, 1926, GSA BULL., V. 37, P. 619
USFS, 1961, MINERAL PRELIMINARY REPORT
DC07822
DC06983
DC06966
Gruner and Smith, 1955, USAEC RME-3020, P. 26
DC07945
W032497
4 BEDS FROM 1.6 TO 2.4 FEET THICK
SWANSON and others, 1951, USGS OFR 51-18|Osterwald and others, 1966, WGS BULL. 50, P. 148
W001610
W032747
DC06803
GEOL.DESC:  URANIFEROUS SHALE
USGS FILES.|CONSV. DIV. COMP. DATE, 03-25-1958
DC06764
USAEC DEB S-2-1095|CONSV. DIV. COMP. DATE, 10-27-1961
D001900
DC06774
W001612
DENSE MINEALIZATION LIMITED TO 125 FT.
SANDSTONE, ROCK SPRINGS FM.
DC07685
GEOL.DESC:  ASSAY 0.14 PERCENT U3O8, IN DINOSAUR BONES AT BASE OF 12 FT. LENS OF S.S. FOSSIL LOGS IN SAME BED NOT RADIOACTIVE
OSTERWALD AND OSTERWALD, 1952, WGS BULL. 45, P. 168
W032506
W032511
DC07935
FALL RIVER SS.
W032149
SCHISTS, GRANITE
W032870
W032716
DC07958
USAEC DAO D-1-2913|CONSV. DIV. COMP. DATE, 12-15-1961
W002509
W002508
W001608
D000717
SEVERAL MOLYBDENITE VEINS AND DISSEMINATED ASSOCIATED WITH WEAK ALTERATION NEAR PRECAMBRIAN PLUTON BOUNDARY
ONE ADIT WITH 2000 CUBIC YARD WASTE DUMP
PLUTON CONTACT
SILICIFICATION, SERICITIZATION, SAUSSURITIZATION
BIOTITE-GRANITE PORPHYRY
HAUSEL, 1997, WSGS BULL. 70, P. 186-187
W002501
DC06986
W001611
titaniferous black ss layer in Mesaverde Fm
prospect pits
1960?
W032889
LIMONITE AT SURFACE
QUARTZ VEINS AT CONTACTS ARE WEAKLY MINERALIZED
GNEISS, SCHIST, 'DIORITE'. GABBRO
W017445
W017446
W017447
W032158
QUARTZ VEINS IN THE VICINITY
Osterwald and others, 1966, WGS Bull. 50, p. 83
W002506
MESAVERDE SANDSTONE
W032512
NORTH PROSPECT CONTAINS 4.7 FEET OF 29 PERCENT P2O5. MIDDLE PROSPECT CONTAINS 2.8 FEET OF 33.6 PERCENT P2O5. SOUTH PROSPECT CONTAINS 4.0 FEET OF 28.9 PERCENT P2O5
W032759
DC07196
DC06039
GEOL.DESC:  CALC. BEDS, 0.15 PERCENT U.
W032484
8 PHOSPHATE BEDS INTERLAYED WITHIN 60 FT OF BLACK SHALE ONE 3.6 FT. BED OF 46.7 TO 51.5% BPL AND TWO SEPERATE BEDS LESS THAN 1 FT. THICK OF 63.0 TO 75.8% BPL
BLACK SHALE
Osterwald and others, 1966, WGS Bull. 50, p. 150|Schultz, 1914, USGS BULL. 543
W032510
1966
PHOSPHORITE, SANDSTONE, SILTSTONE, MUDSTONE
Love and Albee, 1972, USGS I-769-A|GERE and others, 1966, USGS OFR 66-47
W032750
DC05899
GEOL.DESC:  YELLOW U MINERALS IN "RED" SANDSTONE ZONE NODULES AND MASSES OF MANGANESE OXIDE OCCUR IN SOME DEPOSITS WITH URANIUM.
W032499
Albee, 1973, USGS GQ-1081
W032200
1/2 MILE WEST OF THE ST. JOHN THRUST
W032223
BEDS STRIKE AN AVERAGE OF N10W AND DIP FROM 80W TO 45E.
W032888
NORTHERLY TRENDING DARBY THRUST FAULT
Sheldon, 1963, USGS PP-313-B|KIVI, 1940, Univ. of Wyo., M.A. thesis
D001380
LEMMON AND TWETO, 1962, USGS MR-25|ARMSTRONG, 1948, M.S. thesis, Univ. Wash., Seattle
W032864
Gruner and Smith, 1955, USAEC RME-3125, P. 12|Gruner and others, 1956, USAEC RME-3137, P. 5
DC07477
GEOL.DESC:  URANO-ORGANIC COMPOUNDS, AUTONITE
SANDSTONE, MORRISON-CLOVERLY FMS
USGS FILES
DC07349
USGS FILES|CONSV. DIV. COMP. DATE, 04-00-1958
DC05895
W032157
QUARTZ VEIN LIES BETWEEN A HANGING WALL OF SCHIST AND A FOOTWALL OF RHYOLITE.
SCHIST, RHYOLITE
W032749
APATITE, BIOTITE
APATITE SURROUNDING SAND GRAINS. BIOTITE INTERLAYED WITH APATITE
D001378
SEVERAL WIDE, NEAR VERTICAL, QUARTZ VEINS WITH HIGHLY VARIABLE THICKNESSES CUT ANORTHOSITE AND GRANITE.
SHAFT WITH FIVE LEVELS OF WORKINGS
DIABASE AND GABBRO DIKES IN LAYERED GNEISS AND SCHIST CONTAINED IN GRANITE AND ANORTHOSITE
1900
1944
ANORTHOSITE, GRANITE
LEMMON AND TWETO, 1962, USGS MR-25|NEWHOUSE AND HAGNER, 1957, USGS MF-119|HAUSEL, 1997, WSGS BULL. 70, P. 86-87
W032762
Gruner and others, 1956, USAEC RME-3137, P. 11
DC05888
GEOL.DESC:  2-4 FT STRATA
PEBBLE CGL.
DC07478
FAULT FRACTURE
GEOL.DESC:  ANOMALY OF .10 MR/HR.
D001374
PORPHYRY STYLE DISSEMINATED MINERALIZATION IN ALL ROCK TYPES AS WELL AS STOCKWORKS.  CU RICH VEINS NEAR INTRUSIVE CENTER WITH PB-ZN AT PERIPHERY.  MANY OF VEINS ASSOCIATE WITH SYENITE AND ANDESITE DIKES, ESPECIALLY IN SHEAR ZONES ALONG DIKE CONTACTS.
CALCITE, QUARTZ, MUSCOVITE
POTASSIC, PHYLLIC, PROPYLITIC
DISSEMINATED MINERALIZATION IS CONSIST OF DISSEMINATED PYRITE IN ALL ROCK TYPES, DISSEMINATED CHALCOPYRITE IN INTRUSIVE ROCKS AND COPPER-BEARING STOCKWORKS IN SYENITE STOCK AND IN ADJACENT ANDESITE. STOCKWORKS ARE CHALCOPYRITE, BORNITE, COVELLITE, AND CH
1890
ANDESITIC VOLCANIC ROCKS
PARSONS, 1937, ECONOMIC GEOLOGY, v. 32 , p. 832-854|LEMMON AND TWETO, 1962, USGS MR-25|Hausel, 1997, WSGS BULL. 70
DC07709
GEOL.DESC:  ZONE 5 FT GRAY TO DARK GRAY SS., 1/4 TO 6 IN YELLOWISH FE STAINED CARBONACEOUS ZONE CONTAINED THE ANOMALOUS RADIOACTIVITY
MORRISON
DC07319
TUFFACEOUS CONGLUMERATE
Masursky, 1954, USGS TEI-490, p. 155
W031620
AREA OF URANIFEROUS COALS AND LIGNITES.
Osterwald and others, 1966, WGS BULL. 50, P. 218|WGS, 1979, WYO. MINES AND MINERALS MAP|ANN. REPT. OF THE STATE INSPECTOR OF MINES OF WYO. FOR THE YEAR ENDING 12/31/80
W032886
APPROXIMATELY 10 LAYERS OF PHOSPHATE ROCK 56.9% BPL AVERAGE; 64.5% BEST BPL
PHOSPHATIC SHALE MEMBER OF THE PHOSPHORIA FORMATION IS 38 FT THICK AT THIS LOCATION
PHOSPHATE ROCK
Gardner, 1944, USGS BULL. 944-A|Osterwald and others, 1966, WGS Bull. 50, p. 149
W032463
EIGHT SEPARATE LENSES. THREE WITH DIMENSIONS GIVEN ABOVE AND FIVE SMALLER.
Osterwald and others, 1966, WGS Bull. 50, p. 106-107
D000718
OSTERWALD AND OSTERWALD, 1952, WGS BULL. 45
W032211
BIOTITE SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 135|Anonymous, 1955, Temple Peak Molybdenum Deposit, WGS UNPUBLISHED REPORT
W032197
W032891
3 PLACES ALONG OVERTURNED ANTICLINE
Osterwald and others, 1966, WGS Bull. 50, p. 56
DC07921
GEOL.DESC:  A SOOTY BLACK U. MINERAL.
DAKOTA-FUSON FMS.
Osterwald and others, 1966, WGS BULL. 50, P. 194|Bergendahl and others, 1961, USGS BULL. 1082-J, P. 694-696
W032905
Gruner and Smith, 1955, USAEC RME-3125, P. 13|Gruner and others, 1956, USAEC RME-3137, P. 7
W032205
OCCURS JUST ABOVE THE DARWIN SANDSTONE MEMBER OF THE AMSDEN FORMAT ION
RED SHALE
Osterwald and others, 1966, WGS Bull. 50, p. 117
W032222
W032213
ABSAROKA THRUST BELT
W032214
DARBY THRUST FAULT
W032495
ABSAROKA THRUST FAULT
DC06718
W032758
W032148
Osterwald and others, 1966, WGS Bull. 50, p. 82
W032113
Antweiler and Campbell, USGS OFR 75-328
W032114
BRAGDON, 1965, UNIV. OF WYO. M.S. THESIS
W032199
MOLYBDENITE IS DISEMINATED AS SMALL CLOTS AND VEINLETS WITHIN THE  GRANITE
IN A DIKE
INTRUSIVE DIKE IN WIND RIVER PRECAMBRIAN FORMATION
W032872
W032486
OOLITIC SHALE BED AND PHOSPHATIC CHERT BED
SHALE (OOLITIC)
KIVI, 1940, Univ. of Wyo., M.A. thesis|Osterwald and others, 1966, WGS Bull. 50, p. 148|USGS OFR, 1946|Mansfield, 1916, USGS BULL. 620-O
W032508
Schroeder, 1973, USGS GQ-1092
W032408
FE ASSOCIATED WITH AND REPLACING CHERT
W032402
A GRANITE DIKE CONTAINS HEMATITE
W032520
Blackwelder, 1911, USGS BULL. 470-H|Schultz, 1918, USGS BULL. 680
W032218
HERE A 1.0 FOOT BED, 0.5 FOOT ABOVE THE BASE OF THE MEADE PEAK AV ERAGES 21.74 PERCENT P205 AND A 2.9-FOOT-THICK ZONE 2 FEET HIGHER AVER AGES 18.0 PERCENT P205; THE UPPERMOST 3.5 FEET AVERAGES 30.93 PERCENT  P205
ST. JOHN THRUST COMPLEX
PHOSPHORIA
W032507
SURFACE TRENCH
MINOR FAULTS AND SHEARS PREVENT ACCURATE MEASURMENTS OF THICKNESS
USGS MAP GQ-58 [not in WY]
W032907
OOLITIC PHOSPHATE ROCK
Osterwald and others, 1966, WGS Bull. 50, p. 149|Mansfield, 1916, USGS BULL. 620-O
W032212
W032761
W032739
W032207
4 MI EAST OF NORTHERLY TRENDING ABSAROKA THRUST AND 3.5 MI WEST OF N-TRENDING HOBACK ANTICLINE
W032204
5 MILES EAST OF NORTHERLY TRENDING ABSAROKA THRUST FAULT
W032496
W032857
ABSAROKA THRUST
Albee, 1968, USGS GQ-705|Schultz, 1914, USGS BULL. 543|Schultz, 1918, USGS BULL. 680
W032201
ANALYSIS OF SECTION AS FOLLOWS: BROWN ROCK 2.5 FEET, 21.2%; SOFT B LACK ROCK, 9 FEET, 68.5%; 00LITIC ROCK 5.8 FEET, 20%; HARD BROWN ROCK, 2.4 FEET, 66.3%; SOFT BLACK ROCK, 3 FEET, 20-30%; SOFT SHALY ROCK, 4. 5 FEET, 29.6%; BLACK GRANULAR ROCK, 12 FEET, 2
1910
Blackwelder, 1911, USGS BULL. 470-H, P. 452-481|Schultz, 1918, USGS BULL. 680
W032485
8 PHOSPHATE ROCK BEDS
Osterwald and others, 1966, WGS Bull. 50|Schultz, 1914, USGS BULL. 543
W032858
W032202
TWO BEDS 9 FEET AND 70 TO 90 FT. ABOVE THE BASE OF THE PHOSPHORIA  FORMATION, AVERAGE 61% BPL
KIVI, 1940, Univ. of Wyo., M.A. thesis|Osterwald and others, 1966, WGS Bull. 50, p. 149
W032209
7 1/2 MILES NE. OF THE NORTHERLY TRENDING ABSAROKA THRUST FAULT
FROM TOP DOWN THE WELL CUT THE FOLLOWING: 31.7 FEET OF THE ERVAY T ONGUE OF THE PARK CITY FORMATION; 48.6 FEET OF THE TOSI CHERT MEMBER, AND 14.4 FEET OF THE RETORT PHOSPHATIC SHALE MEMBER OF THE PHOSPHORIA FORMATION; 91.8 FEET OF THE FRANSON TONQUE OF T
W032494
NORTHERLY TRENDING ABSAROKA THRUST FAULT
DISCONTINUOUS AND SPOTTY HEMATITE BEDS OCCUR THROUGHOUT WESTERN WY WITHIN THE BASAL SECTION OF THE WELLS FORMATION
FRUCHEY, 1962, Univ. of Wyo., M.S. THESIS|Osterwald and others, 1966, WGS BULL. 50, P. 116
W032728
Gruner and others, 1956, USAEC RME-3137, P. 14
W032487
Schultz, 1914, USGS BULL. 543|Osterwald and others, 1966, WGS Bull. 50, p. 148
W032488
PHOSPHATE ROCK - SHALE
SUEKAWA, HARRY S. (BARARI, RACHEL A)
Mansfield, 1916, USGS BULL. 620-O|Osterwald and others, 1966, WGS Bull. 50, p. 148
W032489
AT BASE OF VANADIFEROUS ROCK
MCKELVEY, 1951, USGS OFR-100-D[Reston's old numbering system]|Osterwald and others, 1966, WGS Bull. 50, p. 148
W032490
W032188
PHOSPHATE BED SEVERAL FEET THICK.
SHALLOW DRIFT BADLY CAVED AS OF 1918
Schultz, 1918, USGS BULL. 680|Blackwelder, 1911, USGS BULL. 470-H
W032196
IN ROAD CUT ALONG TETON PASS HIGHWAY
KIVI, 1940, Univ. of Wyo., M.A. thesis|Osterwald and others, 1966, WGS Bull. 50, P. 149
W032194
W032412
MINUTE FRACTURE FILLINGS
Osterwald and others, 1966, WGS Bull. 50, p. 119
W032399
COPPER FOUND AT CONTACT OF GRANITE AND LIMESTONE
GRANITE, LIMESTONE
DC06049
GEOL.DESC:  0.01 PERCENT URANIUM OR URANIUM MINERALS
MARINE LIMESTONE, SHALE, PHOSPHORITE, SANDSTONE
Finnell and Parrish, 1958, USGS MF-120
CONSV. DIV. COMP. DATE, 06-30-1959
DC06058
GEOL.DESC:  ASSAYS 0.01 PERCENT OR MORE URANIUM MINERALS
DC06074
GEOL.DESC:  COARSE CRYSTALLINE ROCKS
DC06104
DC06216
GEOL.DESC:  U. MINERALS IDENTIFIED BY AEC.
DC06240
GEOL.DESC:  IN MARINE LIMESTONE, SHALE, PHOSPHORITE AND SANDSTONE, AND IGNEOUS ROCKS. ASSAYS 0.01 PERCENT OR MORE
DC06241
GEOL.DESC:  SANDSTONES, CONGIOMERATE, ARKOSE, SILTSTONE, VOLCANIC ASH. ASSAYS 0.01 PERCENT OR MORE
TERRESTRIAL CLASTICS
DC06253
GEOL.DESC:  ASSAYS 0.01 PERCENT OR MORE
W032711
W032714
W032742
W032893
BRECCIATED QUARTZITIC SANDSTONES
QUARTZITE SANDSTONES
W032844
A PISOLITIC HEMATITE BED 5 TO 6 FT THICK OCCURS IN THE LOWER PART OF THE PENNSYLVANIAN WELLS FORMATION. IS DISCONTINUOS.
W032867
CONGLOMERATE AND SHALE
Schultz, 1914, USGS BULL. 543|Osterwald and others, 1966, WGS Bull. 50, p. 116|WGS, 1979, WYO. MINES AND MINERALS MAP
W032846
NUMEROUS BEDS OF SHALE AND PHOSPHATE ROCK CONTAINING 0.01% TO 0.17% V205 AND 42% TO 78% BPL.
PHOSPHATE ROCK, SHALE, SILTSTONE, OOLITE
Osterwald and others, 1966, WGS Bull. 50, p. 148|Sheldon, 1963, USGS PP-313-B|MCKELVEY, 1946, USGS OFR 47-2
W032883
W032881
W032916
BEDS STEEPLY DIPPING
HOGBACK ANTICLINE, ONE MILE WEST OF PROSPECT; THRUST FAULT
W032915
LITCHFORD, 1966, Univ. of Wyo., M.A. thesis
W032514
W032885
Gardner, 1944, USGS BULL. 944-A
W032887
Gardner, 1944, USGS BULL. 944-A, P. 29
W032469
SMALL STRINGERS OF MAGNEITE-ILMENITE EXTEND INTO ANORTHOSITE AND BOTH ARE CUT BY GRANITE PEGMATITE.
GRANITE PEGMATITE, ANORTHOSITE
Osterwald and others, 1966, WGS Bull. 50, p. 107
W032906
FILMS OF SPECULARITE IN FRACTURES
SHALLOW SHAFT
SHEARED, SILICIFIED, EPIDOTIZED GRANITE; LENSE OF QUARTZ
W032401
DIABASE CROPS OUT FROM NE SEC 25 NEAR N. TONGUE RIVER ALMOST CONT INUOUSLY TO THE CENTER OF SEC 24, T56N, R88W, EAST OF CUTLER CREEK. DI P 80-85 S. WIDTH 30-60 FT. DISSEMINATED PYRRHOTITE
PORPHYRITIC DIABASE
Osterwald and others, 1966, WGS Bull. 50, p. 121, 178
W032443
HEMATITIC SCHIST, MICA SCHIST
W032411
HEMATITE OCCURS IN MICA SCHIST ALONG MC CANN FAULT IN THE VICINIT Y OF MC CANN PASS
MICA
MICA SCHIST
W032440
HEMATITE IS INTERBEDDED IN THE CASPER SANDSTONE
W032456
SIMILAR TO THAT AT IRON MOUNTAIN
Osterwald and others, 1966, WGS Bull. 50, p. 107-108
W032457
TWO LENSES; SMALLER ONE IS 15 BY 1 FT
W032471
CONTACTS BETWEEN MAGNETITE AND ANORTHOSITE ARE SHARP AND DIP OUTWARD NEAR THE SOUTH END OF THE LENS.
GRANITE, ANORTHOSITE
W032458
W032472
TEN LENSES OF MAGNETITE-ILMENITE ALONG RIDGES. CONTACTS ARE NOT VISIBLE IN THE FIELD.
W032470
SIX BODIES OF MAGNETITE-ILMENITE. CONTACTS ARE NOT VISIBLE IN THE FIELD. SIMILAR TO IRON MOUNTAIN. GRANITE DIKE CUTS THROUGH NEAR THE CENTER.
W032410
HEMATITIC SCHIST, PARTIALLY CONCEALED BY THE GUERNSEY FORMATION,  CROPS OUT ON THE SOUTH SIDE OF A SMALL HILL
HEMATITIC SCHIST
W032465
TWO LENSES. SMALLER IS 8 BY 5 FT.
W032464
SMALL, POORLY DEFINED LENS. SIMILAR TO IRON MOUNTAIN.
W032441
PYRRHOTITE WAS FOUND BELOW THE OXIDIZED ZONE
LIMONITE STAINED AT SURFACE
W032425
QUARTZITE, CHLORITE AND CHLORITE-BIOTITE SCHISTS
W032426
MAXIMUM STRIKE AND DIP
QUARTZ, DOLOMITE
QUARTZITE, CHLORITE SCHIST
W032427
IN PLACES THE SCHIST IS STRONGLY MAGNETIC
W032428
EXPOSED FOR 1200 FT.
W032478
W032479
CONTACTS OF MAGNETITE WITH ANORTHOSITE ARE NOT VISIBLE IN THE FIELD. THE 'ORE' IS VERY SIMILAR TO THAT AT IRON MOUNTAIN.
W032908
Mansfield, 1916, USGS BULL. 620-O|Osterwald and others, 1966, WGS Bull. 50, p. 149
W032466
W032467
FIVE SEPARATE BODIES OF MAGNETITE-ILMENITE
LABRADORITE, PYROXENE, APATITE
ANORTHOSITE, QUARTZ SYENITE
W032420
HEMATITIC SCHISTS AND QUARTZITES INTERLAYERED WITH DOLOMITE. APPA RENTLY IN CONTACT WITH GRANITE ON THE WEST AND DOLOMITE SEQUENCE TO TH E EAST. SOUTHERN EXPOSURES ARE PRIMARILY JASPEROIDAL QUARTZITES OF LOW  FE CONTENT INTERLAYERED WITH DOLOMITE. NORTHE
GRANITE, QUARTZITE, SCHIST
W032468
CONTACT WITH ANORTHOSITE IS SHARP AND SCHISTOSITY IN COUNTRY ROCKS IS PARALLEL TO THE TREND OF THE MAGNETITE BODY.
W032442
ON THE EAST SIDE OF TOSI CREEK BASIN JUST ABOVE THE DARWIN SANDST ONE MEMBER AND ALSO ON THE WEST SIDE OF TOSI CREEK BASIN AT THE BASE O F HODGES PEAK
W032475
RESEMBLES IRON MOUNTAIN 'ORE'. CONTACT BETWEEN MAGNETITE AND ANORTHOSITE NOT VISIBLE IN THE FIELD.
W032898
SMALL, IRREGULAR REPLACEMENT VEINS LINING FRACTURES. MINERALIZATION PINCHES OUT AT SHALLOW DEPTH.
DC06063
GEOL.DESC:  IN TERRESTRIAL CLASTIC ROCKS
W032444
W001600
DC07740
CLASTIC ROCKS
CONSV. DIV. COMP. DATE, 06-09-1959
DC07751
DC07795
DC07796
DC07797
DC07801
Osterwald and Dean, 1958, USGS MF 127|Finnell and Parrish, 1958, USGS MF-120
DC07808
DC07809
DC07814
DC07830
DC07917
DC07501
TERRESTRIAL CLASTIC ROCKS
CONSV. DIV. COMP. DATE, 04-16-1959
DC07508
DC05911
0.0002
Osterwald and others, 1966, WGS Bull. 50, p. 199
USAEC PRR-BH-B-97|CONSV. DIV. COMP. DATE, 03-11-1960
DC06016
GEOL.DESC:  ASSAY OF 0.01 PERCENT U.
DC06032
GEOL.DESC:  ASSAYS 0.01 OR MORE U.
DC06035
GEOL.DESC:  ASSAYS 0.01 OR MORE URAN.
DC07660
GEOL.DESC:  ASSAY OF 0.01 PERCENT OR MORE U.
DC07663
DC07715
GEOL.DESC:  RED BEDS
MADISON-AMSDEN
DC06684
DC06685
DC06693
GEOL.DESC:  YELLOW COATINGS IN 2 FT. SS.
DC06697
USGS FILES|CONSV. DIV. COMP. DATE, 10-27-1961
DC06712
DC06713
DC06714
DC06737
DC06738
DC06786
GEOL.DESC:  BLACK CARBON WITH NO PATTERN, AND INTERSTITIAL U(?).
DC06930
Finnell and Parrish, 1956, USGS TEMR-953
DC06933
NORTH PARK FM.
Osterwald and others, 1966, WGS Bull. 50, p. 193|Love, 1954, USGS TEI-440, p. 179
DC06934
DC06938
GEOL.DESC:  VUGS IN FRACTURES AND SURFACE COATINGS
Vine and Prichard, 1959, USGS BULL. 1074-F
CONSV. DIV. COMP. DATE, 01-00-1962
DC06940
DC06952
DC06987
DC05897
WASATCH FM..
DC07718
GEOL.DESC:  CHEM ASSAYS OF .01% URANIUM OR URANIUM MINERALS WERE OBTAINED
DC07736
DC07738
DC07749
DC07754
CLASTIC
DC07775
DC07788
DC07798
DC07803
DC07806
DC07807
DC07810
DC07819
GEOL.DESC:  U IN RED SS
DC07821
DC07823
DC07825
DC07827
DC07828
DC07833
DC07835
DC07836
DC07842
FORT UNION FM
DC07843
DC07923
DC07956
DC07989
DC07184
AYCROSS FM.
USAEC DEB MR 11/55|CONSV. DIV. COMP. DATE, 11-00-1958
DC07213
Gruner and others, 1956, USAEC RME-3137, P. 11|Gruner and Smith, 1955, USAEC RME-3125, P. 16
DC07221
OLIGO EO
DC07353
CONSV. DIV. COMP. DATE, 04-00-1959
DC07358
Osterwald and Dean, 1956, USGS TEM-951|Finnell and Parrish, 1958, USGS MF-120
DC07371
DC07374
DC07378
DC07382
DC06365
MESAVERDE FM.
CONSV. DIV. COMP. DATE, 03-13-1959
DC06896
LIGNITIC SH. IN BEAR RIVER FM.
DC06897
PHOSPHORIA FM.
DC06898
DC06899
DC06900
DC06901
DC06902
DC06903
DC06904
DC06905
DC06906
DC06907
DC06908
DC06909
DC07546
GEOL.DESC:  LENSE OR SMALL PODS OF CARBONACEOUS SILTSTONE AND SHALE IN AN ARKOSIC SS. 7 SAMPLES RANGE 0.003 TO 0.19 PERCENT
Rich, 1962, USGS BULL. 1107-G, P. 525
CONSV. DIV. COMP. DATE, 03-06-1963
DC07550
GEOL.DESC:  CARBONACEOUS SILTSTONE, 11 SAMPLES CONT. FROM .007 TO .21 U.
Rich, 1962, USGS BULL. 1107-G, P. 522-524
CONSV. DIV. COMP. DATE, 05-06-1963
DC07563
GEOL.DESC:  A GREEN FLUORESCENT U. MINERAL
DC07571
ROCKS
USGS, 1959, BARLOW GAP topo quad
DC07572
GEOL.DESC:  8 PROSPECTS
DC07573
GEOL.DESC:  12 PROSPECTS
DC07647
GEOL.DESC:  LENTICULAR SS. ASSAY-12 SAMPLES-.001-.14 PERCENT U.
WIND RIVER FM
Rich, 1962, USGS BULL. 1107-G, P. 518-520
DC07648
GEOL.DESC:  7 SAMPLES, 0.02-3.3 PERCENT U.
DC07479
GEOL.DESC:  0.01 PERCENT U. OR MORE
DC07480
DC07489
GEOL.DESC:  ASSAYS 0.01 U. OR MORE
DC07491
GEOL.DESC:  ASSAY 0.01 OR MORE U.
DC07494
GEOL.DESC:  ASSAYS 0.01 PERCENT OR MORE U.
DC07497
TERRESTRIAL CARBONACEOUS ROCK
DC07499
GEOL.DESC:  6 LOCALITIES ASSAY 0.01 PERCENT OR MORE U.
DC07500
GEOL.DESC:  ASSAYS 0.01 PERCENT OR MORE U
TERREST. CLASTIC ROCKS
DC07502
DC07503
DC07504
GEOL.DESC:  ASSAYS 0.01 PERCENT U. OR MORE
DC07505
DC07506
DC07509
DC07512
GEOL.DESC:  2 DEPOSITS - ONE TERRESTRIAL CLASTIC ROCKS SECOND IS A VEIN DEPOSIT, ASSAYS 0.01 PERCENT U OR MORE
DC07515
DC06274
DC06326
DC06329
USBLM, 1956, MAP OF METALLIC AND NONMETALLIC MIN. RES. OF WYO.
DC08086
DC07138
CARBONACEOUS SHALE
DC07140
Swanson and others, 1952, USGS TEI-246
DC07295
DC07296
MARLSTONE
DC07298
DC07300
CLAYSTONE
DC07301
DC07306
OIL SHALE
DC07307
DC07308
DC07322
Slaughter and Nelson, 1946, USGS TEI-20
DC07329
DC07331
COAL
Masursky and others, 1953, USGS TEI-332
DC07337
USAEC RRD-1346|CONSV. DIV. COMP. DATE, 10-00-1961
DC07338
Sheridan and others, 1961, USGS BULL. 1087-J, PL. 39
CONSV. DIV. COMP. DATE, 05-00-1963
DC07342
Sheridan and others, 1961, USGS BULL. 1087-J, P. 40
DC07346
DC07347
Magleby and Meehan, 1955, USAEC RME-2024
DC07348
DC06468
CONSV. DIV. COMP. DATE, 03-11-1960
DC06472
FLATHEAD FM.
USAEC PRR-DAO-P-2-3086, JULY 10, 1956|CONSV. DIV. COMP. DATE, 03-11-1960
DC06475
W032865
A SMALL AMOUNT OF PLACER GOLD IS FOUND IN THE GRAVELS OF THE HOBACK RIVER NEAR ITS CONFLUENCE WITH THE SNAKE RIVER.
Osterwald and others, 1966, WGS Bull. 50, p. 91
W032737
W032866
FRACTURE COATINGS AND DISSEMINATED IN PEGMATITE AND SCHIST, MALACHITE IS MOST ABUNDANT ALONG PEGMATITE-SCHIST CONTACTS AND IN MORE COARSELY-GRAINED SCHIST.
SEVERAL PROSPECT PITS AND AN ADIT DRIVEN NEAR A GRANITE-SCHIST CONTACT ABOUT 300 FT NORTH OF THE MAIN MINERALIZED ZONE. ADIT TRENDS N 6 E, PARALLEL TO CONTACT AND STRIKE OF MICA SCHIST.
GRANITE, MICA SCHIST
W032748
DC07152
DC07564
GEOL.DESC:  U. MINERALS IN PYRITE, CARBONIZED WOOD
Gruner and others, 1956, USAEC RME-3137, P. 13|Gruner and Smith, 1955, USAEC RME-3020, P. 32
DC07978
GEOL.DESC:  UNIDENT. BLACK MINERALIZATION, 3-4 FT THICK.
DC07953
LAKOTA SS
USAEC DEB PL-2159|CONSV. DIV. COMP. DATE, 12-15-1961
W032764
W032757
DC07475
GEOL.DESC:  SAMPLES 0.02 AND 0.05 PERCENT U3(O8)
DC07514
GEOL.DESC:  CONTAINS UP TO 0.19 PERCENT U308
USAEC DEB S-2-2072|CONSV. DIV. COMP. DATE, 04-16-1959
W032151
HALF A MILE NORTHEAST OF THE CENTRAL PEAKS, A GOLD BEARING LEDGE WAS DISCOVERED AND TRACED IN A NW-SE DIRECTION FOR SEVERAL HUNDRED YARDS.
FELDSPAR, MANGANESE, LIMONITE, IRON
TRACHYTE
Osterwald and others, 1966, WGS Bull. 50, p. 84
DC07336
DC07236
Gruner and others, 1956, USAEC RME-3137, P. 11|Gruner and Smith, 1955, USAEC RME-3125, P. 17
W001615
SANDSTONE, MESAVERDE FM.
DC05940
W700626
DC07150
Gruner and Smith, 1955, USAEC RME-3020, P. 31|Gruner and Smith, 1955, USAEC RME-3125, P. 17
USGS FILES|CONSV. DIV. COMP. DATE, 11-00-1958
W032208
Baker, 1946, GSA Bull. v. 57, p. 565-596|Sheldon, 1963, USGS PP-313-B
DC06382
USAEC PRR-DEB P-1-2125|CONSV. DIV. COMP. DATE, 07-28-1959
DC07684
GEOL.DESC:  CONTAIN 0.1 PERCENT U3O8
USAEC PRR BH-B-81|CONSV. DIV. COMP. DATE, 03-27-1959
W032112
QUARTZ VEINS ASSOCIATED WITH DIORITE DIKES
OWL CREEK MOUNTAINS
GRANITE AND SCHIST
Osterwald and others, 1966, WGS Bull. 50, p. 87
W032712
W032219
Sheldon, 1963, USGS PP-313-B|Wanless and others, 1955, GSA Mem. 63, 90 p.
DC07302
Gruner and Knox, 1957, USAEC RME-3148, p. 48
W002545
W001598
THICKNESS VARIES FROM 3 TO 4 FT.
DOW AND BATTY, 1961, USBM RI-5860, 52 P.|HAUSEL AND OTHERS, 1992, WGS OFR 92-5, P. 28|HOUSTON AND MURPHY, 1962, WGS BULL. 49, 120 P.
W900508
WAYNE SUTHERLAND
WSGS
20000830
Currey, 1965, WGS PR-3
USBM, undated
W900129
quartz-carbonate vein enclosed in blastomylonitic carbonated mafic rock carries mineralization
shallow shaft, now obliterated
QUARTZ, CARBONATE
prior to 1900 (?)
quartz feldspar gneiss
LOUCKS, 1976, Colo. State Univ., M.S. thesis
W900511
quartz-biotite schist
W900514
WNW-trending shear zone forms mineralized submylonitic to mylonitic lense in quartzofeldspathic gneiss
submylonite/mylonite
Hausel, 1989, WGS Bull. 68, p. 120-125|LOUCKS, 1976, Colo. State Univ., M.S. thesis
W900515
limonite fault breccia in a mafic xenolith within Sherman Granite near its contact with the Lake Owen mafic complex
short trench
NW-trending faults subsidiary to the Mullen Creek-Nash Fork Shear Zone adjacent to Sherman Granite near its contact with the Lake Owen mafic complex
mafic xenolith
W900516
55 ft shaft
prior to 1903
gabbro
Hausel, 1997, WSGS Bull. 70, p. 124-128|Hausel, 1989, WGS Bull. 68, p.120-125|Anonymous, 1903, Medicine Bow's Mines Co.
W900518
DIORITE
W900520
shaft and prospect
W900563
layered mafic igneous complex containing multiple sulfide cumulate units with persistent PGE-Au values, and multiple vanadiferous magnetite deposits
oceanic island arc complex accreted to the southern margin of the Archean Wyoming craton about 1775 Ma
troctolite; olivene gabbro; gabbronorite; Fe-Ti oxide gabbronorite
Loucks and Glascock, 1989, unpublished report
W900499
malachite impregnated quartzite
caved adit
Hausel, 1997, WSGS Bull. 70, p. 135|King, 1963, Univ. of Wyo., PhD dissertation|Houston and Karlstrom, 1992, USGS I-2280
W900500
weakly mineralized dump samples
caved adit and small mine dump
Hausel and others, 1994, WGS OFR 94-2|Houston and Karlstrom, 1992, USGS I-2280
W900364
copper-bearing sulfides in quartz vein
two 70 to 100 ft deep shafts, connected by 150 ft tunnel, and a total of about 700 ft of development work (EMJ, May 22, 1897).
Hausel, 1994, WGS RI-49, 22 p.|Houston and Karlstrom, 1992, USGS I-2280
W900373
several prospects along shear zone
NW-trending Cheyenne Belt
Houston and Graff, 1995, USGS I-2452
J.S. "Rusty" Dersch to W.Dan Hausel, 1996
W900375
chlorite schist and arkosic conglomerate(?), quartzite(?), or brecciated granite pegmatite(?)
two shafts and one adit
Mafic metavolcanics and mixed gneiss strike SE; within Cheyenne Belt (SE trending faults & shears)
1905 or earlier
EPROT (?)
Mafic metavolcanics and mixed gneiss
Hausel, 1997, WSGS Bull. 70, p. 159|Haff, 1944a, WGS MR44-1
W900398
prospect
W-trending Cheyenne Belt
Huang, 1970, Univ. of Wyo., M.S. thesis|Houston and Graff, 1995, USGS I-2452
W900415
Hausel, 1997, WSGS Bull. 70, p. 181|Huang, 1970, Univ. of Wyo., M.S. thesis
W900423
12-20ft thick silicified, copper-stained, banded jaspilite gneiss along contact between gneiss and granite
460ft tunnel and a couple of shallow shafts (in 1901)
1901 or earlier
Hausel, 1997, WSGS Bull. 70, p. 173|Beeler, 1901g, WGS MR01-7
W900424
two shafts, two prospect pits, one trench
Hauff, 1986, p.83-93.
W900433
1902 or earlier
white quartz monzonite; felsic gneiss
Hausel, 1997, WSGS Bull. 70, p. 175|Hauff, 1986|Armstrong, 1970, Grand Encampment 1898-1912, Rawlins Newspaper Inc.
W900476
prospects
W900374
tunnel headed under N. slope of Bridger Peak
E-W trending Cheyenne Belt
LARCH
homogeneous hornblende schist
Spencer, 1904, USGS PP-25|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
Beeler, 19__
W900379
schistose conglomerate near workings
micaceous schist; schistose conglomerate; diorite
Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
Beeler, 1902|
W900382
shaft (collapsed) sunk in metagabbro, with little mineralization left on dump
LARCH or EPROT
metagabbro
Hausel, 1996, unpublished field notes|Hauff, 1986
W900278
shear zone in schist and quartzite with iron stained quartz veins
shallow shaft
schist; quartzite
Sutherland, W., 1999, unpublished field notes
W900406
limonite, malachite, and azurite stained quartz vein CUTTING INTERLAYERED schist ,QUARTZITE AND gabbro, and contains some pyrite and gold
adits
within N part of E-W trending Cheyenne Belt
quartzite; schist; gabbro
Hausel, 1997, WSGS Bull. 70, p. 167|Beeler, 1905e, WGS MR05-59|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900408
3ft copper-stained gossan; mineralized quartzite in the hanging wall; schist in footwall
quartzite
Hausel, 1997, WSGS Bull. 70, p. 167|Houston and Graff, 1995, USGS I-2452
Beeler, 1905
W900043
brecciated quartzite along contact with schist
numerous adits, shafts, prospects, trenches, tunnels, stopes, cross cuts, and drifts; (1904 mine map by Spencer reprinted in Hausel, 1997)
quartzite; felsic schist
Hausel, 1997, WSGS Bull. 70, p. 167-170|Spencer, 1904|Lakes, 1904, Mines and Minerals, v. 25, p. 200-201|Whalen, 1954b, USAEC DEB RDD-1372|Vandenberg, 1906|Messerschmidt, 1972, Grand Encampment Museum|Platt, 1947, The Mineralogist|Short, 1958
W900416
quartzite (?)
W900419
155 ft shaft; five 10ft deep location shafts; 355 ft of railroad track
Wyo. Bur. of Mining Statistics, mine owner's submissions, 1905, 1907|
W900427
fine-grained micaceous schists, schistose conglomerates, and fractured diorite dikes are altered; a quartz vein with interlaminated schist contains mineralization.
Hausel, 1997, WSGS Bull. 70, p. 174|Beeler, 1902b, WGS MR02-22|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900439
28 inch wide vein; 1000 ft lon tunnel intersected 214 ft of mineralized fissure vein
362 ft shaft, 1000 ft tunnel, 204 ft crosscut
W900455
Shaft with tailings pile (about 25 ft x 50 ft), several prospects and building remains
1.25 mi N of NW-trending Savery Creek Fault
Metavolcanics (?)
Hauff, 1986, p.180-188
W900456
Deep shaft with tailings pile and adjacent prospect
0.75 mi N of NW-trending Savery Creek Fault
Hauff, 1986, p.188-191
W900470
two adits, one open, one caved
less than .12 mi S of Savery Creek Fault
Schreiner, Russel, 1994, note to Dan Hausel, WGS|
W900480
mineralization scattered in vein quartz at contact between granite and amphibolite
3/4 mi. S of E-W trending Cheyenne Belt
amphibolite; granite
Schmidt, 1983|
W900481
limonite gossan
Hausel, 1997, WSGS Bull. 70, p. 177|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900270
brecciated quartzite cemented by chalcopyrite and chalcocite; mineralized siliceous mylonite, mica schist, and brecciated dolomite; ore both localized at fracture plane intersection with bedding planes, and stratiform
adits, shafts, drifts, crosscuts, stopes; (mine map by Spencer, 1904 is reprinted in Hausel, 1997)
1881 by George Doane
brecciated quartzite; siliceous mylonite; mica schist; brecciated dolomite
Hausel, 1997, WSGS Bull. 70, p. 166-167|Spencer, 1904|Armstrong, 1970|Whalen, 1954a, USAEC DEB RRD-1375|Vandenberg, 1906|Beeler, 1905i, WGS MR05-58|Messerschmidt, 1972|Platt, 1947, The Mineralogist
Roberts and others, 1974
W900027
cupriferous quartz vein; some free gold at 200 ft level
several shafts and prospects extending along vein trace over 800 ft; shaft house & mine plant destroyed by fire between 1913 & 1916.
quartz
Laramie Range PC-cored anticlinal uplift
before 1906
1932; 1932;1942
Hausel, 1997, WSGS Bull. 70, p. 77|Spencer, 1916, USGS Bull. 626, p. 75-76|Wyoming Industrial Journal, 1906,v.7, no.8, p.4|Hausel, 1989, WGS Bull. 68, p. 79
W900149
three collapsed adits
NE-trending Proterozoic gneisses, schists, and shears cut by N-S trending faults in the S part of the Cheyenne Belt, within the Laramide Medicine Bow Mtns faulted asymmetrical anticlinal uplift
gneiss; schist
USBM, (?date), Abandoned Mine Inventory
W900276
adit and shaft
W900347
two adits and three prospects located by USBM (? date)
W900348
free gold in honeycombed quartz hosted by amphibolite schist; 100 ft N of the vein on the Free Gold claims, and 900 ft E of the Free Gold discovery shaft
Hausel, 1989, WGS Bull. 68, p. 95-97|Dart, 1930, WGS MR30-1
W900560
kimberlite indicators recovered from panned samples
sample site
SW-trending cheyenne Belt, about 3/4 mi W of N-trending Rock Creek normal fault
migmatitic biotite schist and gneiss
Hausel, 1998, WSGS RI-53, p. 28, 30|Hausel and others, 1988, WGS OFR 88-11|Houston and Karlstrom, 1992, USGS I-2280
W900561
SW-trending cheyenne Belt
quartz monzonite gneiss
W900349
gold and platinum placers
best prospects in legal description; tributaries to Middle Fork likely also exhibit placers
gravels
Hausel, 1989, WGS Bull. 68, p. 99|McCallum, 1968, WGS PR-7
W900350
sulfide-rich alluvial and eluvial boulders
prospect pit in stream bank
boulders and cobbles
Hausel, 1989, WGS Bull. 68, p. 99|Theobald and Thompson, 1968, USGS C-607
Hausel, 1982
W900351
two shafts located by USBM (? date)
Dart, 1930, WGS MR30-1
W900352
gold recovered from panned samples
Hausel, 1998, WSGS RI-53, p. 28, 30|Houston and Karlstrom, 1992, USGS I-2280
W900569
W900353
three shafts
W900354
adit, shaft, and two prospects just E of the top of Centennial Ridge
W900355
weakly mineralized shears stained with minor hematite and limonite
tunnel
Hausel, 1989, WGS Bull. 68, p. 100|Hausel, 1980, WGS RI-23|Hausel and Jones, 1982, WGS OFR 82-4
W900356
one shaft and two adits
W900357
gold in schist
Hausel, 1989, WGS Bull. 68, p. 100|Dart, 1930, WGS MR30-1
W900358
discovery hole
W900368
copper mineralization in limestone breccia and fractures along the unconformity between Paleozoic limestone and Precambrian granite; mineralization is conformable to regional foliation in a 12 ft ledge of cupriferous quartzose material.
precambrian-paleozoic unconformity
about 1900
Hausel, 1997, WSGS Bull. 70, p. 119|Hausel, 1989, WGS Bull. 68, p.108-109
W900383
0.5-4 ft wide sulfide- & calcite-bearing qtz vein in qtzite; altered zones (6"-3' wide) in both hanging- and foot-wall; Au decreases & Ag increases with depth.  Vein enclosed by narrow alteration zone.
Quartz, calcite gangue
Vein conformable to regional foliation trending NW, dip 25 - 55 degrees SW
Highly mineralized silicification 10 in wide on hanging wall, 4 - 10 in wide on footwall
mine lies near qtzite contact with overlying metagabbro
Unknown
Quartzite
Hausel, 1997, WSGS Bull. 70, p. 159|Hausel, 1989, WGS Bull. 68, p.152|Spencer, 1904, USGS PP-25
Sutherland and Hausel, 1999, unpublished field notes
W900403
Quartz vein in mafic schist
deep shaft and prospect pits
N flank of SW-trending overturned synform about 3 1/2 mi NE of the NW-trending Savery Creek Fault
ultramafic intrusives; metasediments (Jack Creek Quartzite ?)
Hauff, 1986, p.200|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
Hausel, undated, unpublished field notes|
W900405
6" to 1' wide mineralized quartz vein in metagabbro
shaft with mine dump
S flank of E-trending overturned antiform about 3 1/2 mi NE of the NW-trending Savery Creek Fault
W900345
mineralized calcite quartz vein crosscuts regional schistosity, and is localized  in a N75E trending fissure that dips steeply to the S
at least 2 shafts, and some drifts
calcite; quartz
E-W trending metavolcanics about 1 1/4 mi N of NW trending Savery Creek Fault
1896 or earlier
metavolcanic rocks
Hausel, 1997, WSGS Bull. 70, p. 170|Hauff, 1986, p.192-197|Spencer, 1904, USGS PP-25|Houston and Graff, 1995, USGS I-2452
W900422
gold placer gravels, probably in more than one location
dredge or sluice tailings piles
Hausel, 1989, WGS Bull. 68, p. 159
W900454
dragline with 50 cu yd per hour capacity
Hausel, 1989, WGS Bull. 68, p. 158|USBM Minerals Yearbook, 1935, 1936
W900468
limited area of placer operation
Hausel, 1999, personal communication|Sutherland, W., 1999, unpublished field notes
W900484
Hausel, 1989, WGS Bull. 68, p. 159|USBM Minerals Yearbook, 1933, 1934, 1937, 1940
W900297
adit of unknown length
NW trending Cheyenne Belt
NW trending shears and faults within Cheyenne Belt
granite; gneiss
Hauff, 1986, p. 105
W900386
zoned pegmatite in shear zone with breccia and clay gouge; may extend into SE 1/4 section 2
100 ft shaft and 425 ft tunnel (1902)
NW trending shears and faults within Cheyenne Belt; NW trending pegmatite
granite; gneiss; zoned pegmatite
Hausel, 1997, WSGS Bull. 70, p. 163|Spencer, 1904, USGS PP-25|Wied, 1960, Univ. of Wyo., M.S. thesis
W900396
Gouge zone in granite contains malachite & gold; qtz vein contains specks & streaks of chalcocite & chalcopyrite
109 ft incline N. of creek in gouge zone; nearby 358 ft shaft developed on1-2 ft wide qtz vein
LARCH-EPROT
Granite (gneiss); mica schist
Hausel, 1997, WSGS Bull. 70, p. 165|Beeler, 1901b, WGS MR01-6|Beeler, 1903b, WGS MR03-37
W900392
Grab sample from dump by 50 ft shaft were malachite stained quartz and mafic igneous rock
50 ft shaft
Metasediments strike WNW within Cheyenne Belt; cross faulting
NW trending schists, quartzites, and slates are cut by a fault
1906 or earlier
Fine grained schists; slates; quartzite
Hausel, 1997, WSGS Bull. 70, p. 165, 180|Beeler, 1906a, WGS MR06-75|Ryan, 1988, USBM MLA 17-88
W900393
Small amounts of copper  found in fault and fissures in fine-grained schists and slates; 25-ft shaft (assayed) on malachite and hematite stained quartzite
shallow shaft and 154 ft tunnel
W900394
4 ft deep contained dark schist with minor malachite and quartz
4 ft deep prospect pit
W900401
tunnel 6.5 ft x 4.5 ft x 710 ft (in 1901)
E-W to WNW shears in Cheyenne Belt
prior to 1901
Beeler, 1901
W900404
50 ft wide schist body and 3 qts veins within and parallel to strike of schist
six shallow shafts
Late Archean metavolcanics and Early Proterozoic metasediments strike WNW within Cheyenne Belt
mine operated by L.W. Tennant 1911 - 1930's
Metavolcanics, schists, and quartzites
Spencer, 1904, USGS PP-25|Hauff, 1986, p. 207-209|Osterwald and others, 1966, WGS Bull. 50, p. 84
W900413
quartz vein in gray to black schist; limonite filled vugs and staining in quartzite
shallow prospect
Metasediments strike NW within Cheyenne Belt.
NW trending quartzites and dark schist with quartz vein; within Cheyenne Belt
quartzite; schist
Ryan, 1988, USBM MLA 17-88
W900437
large (1 to 5 inch) chlorite pseudomorphs after almandine in chlorite schist
chlorite
NW trending garnet schist within quartzo feldspathic gneiss
Schist
Hausel, undated, unpublished field notes
W900441
NW trending gneiss about 2.5 mi. N. of NW trending Cheyenne Belt
LARCH, and (?) EPROT
Quartzofeldspathic gneiss; mafic intrusives
Ferris, 1964, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900445
NW trending gneiss about 1.5 mi. N. of NW trending Cheyenne Belt
WGS, undated, misc. note from files
W900465
30 ft. dia. x 6 ft. deep pit with no rock exposures
prospect pit
NW trending quartzites within Cheyenne Belt; mafic intrusives may be present.
quartzite, mafic intrusive
W900475
hematite stained quartz pod in gneiss
gneiss
Hausel, 1997, WSGS Bull. 70, p. 181|Ryan, 1988, USBM MLA 17-88
W900388
very vuggy, altered, and limonite stained quartz vein in gray to tan quartzites with prominent bedding planes
W900377
Quartzo feldspathic gneiss cut by NE trending fault and kyanite pegmatite just south of claims; mafic intrusives also cut the area
4 shallow shafts (one reported to be 40 ft deep); prospects; trenches
Gneiss cut by NE trending fault and pegmatite just south of claims; mafic intrusives are present; 2 mi. NE of Cheyenne Belt
1931 (?)
Quartzofeldspathic gneiss
Hauff, 1986, p.131-136
W900407
Kyanite pegmatites cut quartzofeldspathic gneiss
pits and prospects
Gneiss cut by NE trending fault and pegmatite; mafic intrusives are present; 2 mi. NE of Cheyenne Belt
Kyanite pegmatite
Ferris, 1964, Univ. of Wyo. PhD dissertation
W900409
Shear zone and mineralized veins
Six adits (or shafts), and several prospects
Veins and shears within Cheyenne Belt
Granodiorite gneiss
Hauff, 1986, p.100-105, 205|Hausel, 1997, WSGS Bull. 70, p. 177
W900411
placer gravels
Hauff, 1986, p.205
W900414
Shear zone and mineralized veins; several boxwork milky quartz vein samples collected by W.D. Hausel contained visible gold.
several adits
LARCH, and EPROT
Hauff, 1986, p.204-207|Hausel, 1997, WSGS Bull. 70, p. 177
Beeler, 1903, 1904
W900184
Six or more quartz veins show Fe oxides and Fe and Cu sulfides, and cut mica schists and several faults
shaft and tunnel; King of the Camp = 100ft shaft and 389ft tunnel (1903); King group = 100 ft shaft and 626 ft tunnel and 138 ft drifts (1904)
Six or more quartz veins show Fe oxides and Fe and Cu sulfides, and cut mica schists and several faults within Cheyenne Belt
1903 or earlier
Mica schist
Hausel, 1997, WSGS Bull. 70, p. 165|Beeler, 1903c, WGS MR03-28|Beeler, 1904b, WGS MR04-42
W900485
zoned pegmatites
two prospect pits
granite pegmatite
Hausel and Sutherland, 1998, WSGS MR 98-3|Greeley, 1962, Univ. of Missouri, M.S. thesis
W900486
prospects E and NE of Esterbrook
metamorphic rocks and pegmatite
Hausel, 1997, WSGS Bull. 70, p. 81|Segerstrom and others, 1977, USGS Bull. 1397-B
W900019
mineralization found in tabular open space fillings in hornblende schist; Spencer (1916) reported 6ft-wide ore shoots of massive galena at depth
3 shafts sunk along a 500-ft trend; deepest shaft 350 ft; drifts on main (335 ft) level extend 300 ft S and 100 ft N
50Taveraging $15/t (1902 prices); 18T hand sorted carbonate ore (as listed in assays); some high-grade Pb-Ag ore shipped in 1945.
hornblende schist
Hausel, 1997, WSGS Bull. 70, p. 81|Segerstrom and others, 1977, USGS Bull. 1397-B|Greeley, 1962, Univ. of Missouri, M.S. thesis|Beeler, 1902e, WGS MR02-12|Hausel, 1989, WGS Bull. 68, p. 79
W900046
PROBABLY SIMILAR TO THE MAGGIE MURPHY WHICH LIES TO THE NORTHEAST, DISSEMINATED PYRRHOTITE IN SCHIST
Segerstrom and others, 1977, USGS Bull. 1397-B
W900022
CHALCOPYRITE, SPHALERITE ASSOCIATED WITH CHEMICAL-CLASTIC SEDIMENTS
prospect pit(s)
CHEMICAL SEDIMENTS
Hausel, 1997, WSGS Bull. 70, p. 83|Greeley, 1962, Univ. of Missouri, M.S. thesis|SNYDER AND BOW, 1993, USGS I-2232
W900546
pegmatite
granite gneiss complex cut by generally NE-trending dikes and some shears within the Laramie Range PC-cored anticlinal uplift
ARCH or EPROT
Hausel and Sutherland, 1998, WSGS MR 98-3|Snyder and others, 1995, USGS I-2233|Osterwald and others, 1966 WGS Bull. 50
W900548
altered intrusive body within Archean granite and cut by younger dikes; not evaluated for potential Pt & Pd.
Snyder and others, 1995, USGS I-2233
W900553
purple corundum, up to .75 in. X 4 in. reported in a xenolith in granite
Hausel and Sutherland, 1998, WSGS MR 98-3|Snyder and others, 1995, USGS I-2233
W900554
W900559
mostly unaltered intrusive body containing fresh olivene (and possibly peridot) within Archean granite and cut by younger dikes; not evaluated for potential Pt & Pd.
W900565
pelitic schists surrounded by amphibolite host crystals of cordierite, kyanite, sillimanite, relict staurolite, and garnet
W900574
amphibolite reported to host pyrope-almandine garnets
amphibolite
W900578
W900579
W900587
W900370
open adit
2 mi. S of W-trending Cheyenne Belt
mafic metavolcanics
W900372
100 ft tunnel
NE trending fault crosses the properties
Hausel, 1997, WSGS Bull. 70, p. 158|Pease, 1905, Letter to H.C. Beeler
W900417
3 ft wide vein in chalcopyrite-bearing diorite; 19% CU came from 6 in streak on hanging wall of vein
40 ft tunnel
W900418
Qtz vein at contact between mineralized diorite footwall and schist strikes N60W; upper part of vein is limonite stained and shows low grade Cu, Au, and Ag.  Diorite shows considerable pyrite and chalcopyrite.
W900435
Vein is 6 to 26 in wide at a depth of 160 ft.;  Boston Sierra Mine Industry Co. reported a 1700 ft long pay streak with a 300 ft long by 6 to 18 in wide ore shoot.  Cross-cut vein is 23 ft wide and mineralized throughout much of its width.
160 ft shaft, and 275 ft of tunnel
Hausel, 1997, WSGS Bull. 70, p. 158|Pease, 1905, Letter to H.C. Beeler|Beeler, 1905h, WGS MR05-65
W900438
3 ft wide, 85 NE dipping smoky qts vein cutting dioritic country rock
smoky quartz
W900443
iron formation
3.5 mi. S of W-trending Cheyenne Belt
Houston and others, 1983, USGS MF-1637|Houston and Graff, 1995, USGS I-2452
W900444
malachite veinlets in fractured rhyolite
metarhyolite
W900449
dacitic agglomerate
none
W900450
W900451
W900452
basaltic agglomerate
W900460
3 mi. S of W-trending Cheyenne Belt
W900461
W900474
N25W trending smoky qtz vein (or complex of veins) up to 120 ft wide in schist is well defined and mineralized over a strike length of 6500 ft.
At least 500 ft of development work
W900557
metadiabase; hornblende schist; gneiss
Hausel and Sutherland, 1998, WSGS MR 98-3
W900524
trench 5 ft deep x 6 ft wide x 35 ft long; shallow prospect pit
W900564
W900586
vermiculite - no details.
W900367
Stream placers
prior to 1906
ALLUVIAL GRAVEL
Hausel, 1989, WGS Bull. 68, p. 108|Beeler, 1906e
W900545
fluorite masses 1-5 ft long in pegmatite
Laramie Range PC-cored anticlinal uplift S of edge of the Wyoming Province (Archean Craton)
MPROT
Hausel and Sutherland, 1998, WSGS MR 98-3|Osterwald and others, 1966, WGS Bull. 50
W900369
quartz-feldspar vein exposes chalcopyrite and minor bornite in fractures near its contact with an amphibolite dike which it cuts.
40 ft shaft
3 mi. NE of NW trending Cheyenne Belt
amphibolite dike
Hausel, 1997, WSGS Bull. 70, p. 179|Ferris, 1964, Univ. of Wyo. PhD dissertation
W900571
largely unaltered intrusive body potentially containing fresh olivene (and peridot) within quartz monzonite; not evaluated for potential Pt & Pd.
Albanese, 1949, Univ. of Wyo. M.S. thesis
W900491
W900551
schists dip 15NW; crushed, broken quartz vein conforms to schistosity, and is mineralized
70 ft shaft with 60 ft tunnel; 940 ft long "Cumberland Tunnel"
quartz-biotite schist; hornblende schist; tourmaline-garnet-mica schist
Hausel, 1997, WSGS Bull. 70, p. 128|Beeler, 1903l, WGS MR03-34
W900507
W900509
ESE-trending shear zone hosts vein mineralization within hydrothermally altered and brecciated biotite- and hornblende-rich gneisses
W900510
mineralized quartz vein and hydrothermally altered schists within intersecting shear zones
shaft, and a NW-driven adit
phlogopite; quartz; calcite; albite; tourmaline; sulfides
W900528
five shafts & several prospects
northern edge of the deformed and sheared Mullen Creek layered mafic complex (layered tholeiitic intrusives)
mylonitic biotite-epidote-plagioclase gneiss; amphibolitized metaigneous rocks
MCCALLUM AND ORBACK, 1968, WGS PR-8|Anonymous, 1987, WGS files
W900513
2 mi. long ledge of altered diorite hosted by granite, and at several locations, encloses limonite and copper stained quartz
surface cuts, shallow shaft, 95 ft main shaft with crosscuts
prior to 1907
Hausel, 1997, WSGS Bull. 70, p. 120-125|Hausel, 1989, WGS Bull. 68, p. 124-128|Beeler, 1907b, WGS MR07-93
W900529
NE-trending shear zone in mylonitic biotite-epidote-plagioclase gneiss
4 discovery shafts,15 shafts, 1 shaft with drift, 7 trenches (Mineral Survey 334, Oct 23, 1906)
mylonitic biotite-epidote-plagioclase gneiss
MCCALLUM AND ORBACK, 1968, WGS PR-8
W900530
iron-stained fractured granite
shafts, prospects, & trenches
granite
Hausel, 1997, WSGS Bull. 70, p. 130-136|Anonymous, 1987, WGS files
Beeler, 1904
W900366
gold placer; kimberlite indicator minerals recovered from gold placer operation
stream placer
KIMBERLITE INDICATOR MINERALS
Medicine Bow Mtns PC-cored Laramide anticlinal uplift, S of Cheyenne Belt
1995 (kimberlite indicators)
Hausel, 1998, WSGS RI-53, p. 28|Hausel and others, 1988, WGS OFR 88-11
Houston, 1978
W900531
Anonymous, 1987, WGS files
W900532
shaft & two prospects
W900517
several shafts and other workings
Currey, 1965, WGS PR-3|Anonymous, 1987, WGS files
W900533
quartz vein in a persistent ESE-trending fault hosted by cataclastic metagabbro and metadiorite hosts mineralization
WNW trending fault
cataclastic metagabbro and metadiorite
Hausel, 1989, WGS Bull. 68, p. 130|LOUCKS, 1976, Colo. State Univ., M.S. thesis
KLEIN, T.L., 1970, USGS FIELD NOTES
W900534
two shafts
W900535
W900536
two shafts and three prospects
W900519
adits, shafts, and prospect
W900537
W900512
3.5 ft wide vein
Hausel, 1997, WSGS Bull. 70, p. 124-128|Hausel, 1989, WGS Bull. 68, p. 120-125|Currey, 1965, WGS PR-3
W900501
mineralized quartz veins, fractured quartz veins, and surrounding  granite; fractures are also filled with Cu and Mo minerals.
caved shaft
N-trending asymmetrical Laramide uplift, faulted on E side
prior to 1911
Hausel, 1997, WSGS Bull. 70, p. 124-128|Hausel, 1991, WGS RI-44
W900573
prospect and shaft
Laramide Sheep Mtn anticlinal uplift, thrust eastward over Cretaceous sediments
Orback, 1960, Univ. of Wyo. M.S. thesis|Houston and Orback, 1976, USGS GQ-1304
W900504
minor malachite stains on pink sericitized granite
W900505
quartz-copper vein along the contact of pink aplite granite with pink coarse-grained granite
Hausel, 1997, WSGS Bull. 70, p. 120-124|Hausel, 1991, WGS RI-44|Orback, 1960, Univ. of Wyo. M.S. thesis
W900581
Houston and Orback, 1976, USGS GQ-1304
W900506
prospect on an ESE-trending fault; another pit exhibiting manganese in a quartz vein
prospect pit on a fault; prospect pit on Mn-bearing quartz vein; shaft with small dump
W900585
W900488
Hausel, 1997, WSGS Bull. 70, p. 83|Segerstrom and others, 1977, USGS Bull. 1397-B
W900489
W900492
mafic dike; granite
W900582
Archean granite cut by NE-trending dikes
USGS, 1985, Maneater Creek topo quad
W900493
limonite and hematite stained siliceous zone along contact between altered graphitic schist and quartzite
80 ft shaft with crosscut at least 72 ft; 35 ft shaft; caved adit in NWNENW Sec.14 may be part of this claim group
NE-trending metamorphic rocks and shears
silica
Hausel, 1997, WSGS Bull. 70, p. 119-120|Beeler, 1906c, WGS MR06-74Houston and Karlstrom, 1992, USGS I-2280
Beeler, 1903-1907
W900020
sheared pyritized hematite-chlorite schist in the Lookout Schist
prospects (?and shallow shaft)
NE-trending metasediments, faults, and shears
1890 to 1920 (?)
schist
Hausel, 1997, WSGS Bull. 70, p. 129|Hausel, 1993, WGS PIC-32|Houston and Karlstrom, 1992, USGS I-2280
KLEIN, T.L., 1999, USGS FIELD NOTES
W900495
chalcopyrite vein; pyritiferous quartz vein
shaft and prospect pits
Hausel, 1989, WGS Bull. 68, p. 110|Karlstrom and Houston, 1979, WGS RI-13|Houston and Karlstrom, 1992, USGS I-2280
WGS notes, undated
W900496
Gold Hill claim map, undated
W900320
radioactive quartz vein
W900494
limonite and hematite stained siliceous zone along contact between altered graphitic schist and quartzite; siliceous material contains specks of copper; quartzite exhibits pyrrhotite and chalcocite; schist has disseminated sulfides
200 ft shaft
Hausel, 1997, WSGS Bull. 70, p. 119-120|Beeler, 1903j, WGS MR03-36|Beeler,1907d, WGS MR07-95|Houston and Karlstrom, 1992, USGS I-2280
W900498
limonite-and copper carbonate-stained quartzite with some copper sulfides
NE-trending metamorphic rocks, faults, and shears
Hausel, 1997, WSGS Bull. 70, p. 120|Beeler, 1902h, WGS MR02-19|Houston and Karlstrom, 1992, USGS I-2280
W900360
narrow quartz vein with uncommon limonite boxworks after pyrite
shallow prospect pit
small south plunging antiform on the S end of Cooper Hill thrust block or 2 mi.-long gravity slide block, projected to have moved into place from the W.
between 1893 and 1908 (?)
mica schist
W900361
milky quartz vein in chlorite schist; boxwork quartz about 20 ft from mine face exhibits mineralization
tunnel following quartz vein
about 1 mi. W of fault which thrusts Proterozoic rocks eastward over Cretaceous rocks
chlorite schist
W900577
clear quartz crystals occur as isolated float, with source rock unknown
Hausel and Sutherland, 1998, WSGS MR 98-3|Sutherland, 1990, WGS OFR 90-9
W900363
Hausel, 1994, WGS RI-49, 22 p.
W900021
milky quartz vein in gabbroic country rock is filled with limonite pseudomorphs after pyrite with some primary pyrite; visible gold common in boxworks
shaft and prospect pit
NE-trending folds with vertical limbs in gneiss and schist, which are displaced along E-W and NE trending faults and shears just S of NE-trending Mullen Creek-Nash Fork Shear Zone.
Hausel, 1989, WGS Bull. 68, p. 91|McCallum and Kluender, 1983, USGS MF-1638A|Kluender, 1982, USBM MLA 75-82
W900558
soil and placer samples to identify potential kimberlite indicator minerals from near by sources
NW-trending faults to the NE; SW-trending faults to the NW, and to the SE associated with the Cheyenne Belt
1991 (?)
Hausel, 1998, WSGS RI-53, p. 28
W900497
quartz vein with free milling gold
MAFIC VOLCANIC ROCKS; QUARTZITE
Hausel, 1989, WGS Bull. 68, p. 109-112|Karlstrom and Houston, 1979, WGS RI-13|Houston and Karlstrom, 1992, USGS I-2280
W900552
sample sites
Laramie Range PC-cored anticlinal uplift between edge of the Wyoming Province (Archean Craton) and WY-CO State Line diamondiferous kimberlite district
Hausel, 1998, WSGS RI-53, 93 p.|Hausel and others, 1988, WGS OFR 88-11
W900385
15 ft of malachite stained quartzite contains streaks and spots of copper and iron sulfides; altered schists have bands and stringers of quartz
tunnel at least 15 ft long
E-W trending altered schists; quartzite; several faults in E-W trending Cheyenne Belt
LARCH(?)-EPROT(?)
Quartzite; schists
Hausel, 1997, WSGS Bull. 70, p. 162|Beeler, 1901a, WGS MR01-3
W900380
2 in to 8 in wide limonite, hematite, and malachite stained qtz veins cut mica schist and granite (gneiss?)
three shallow shafts
Late Archean metavolcanics & orthogneiss, with Early Proterozoic ultramafic intrusions 3.5 mi. N of Cheyenne Belt
Metavolcanics & orthogneiss, with some ultramafic intrusions
Hausel, 1997, WSGS Bull. 70, p. 162|Beeler, 1901d, WGS MR01-5
W900381
Menzer's identification as Portland mine is probably erroneous as compared to other historical reports such as Spencer (1904).
caved tunnel and shaft
E-W trending shears and faults within Cheyenne Belt
Hausel, 1997, WSGS Bull. 70, p. 159|Spencer, 1904, USGS PP-25|Menzer, 1981, Colo. State Univ., M.S. thesis
W900399
a mafic dike cuts schist, slate, and quartzite; three shafts were sunk on copper stained outcrops, and the middle shaft intersected copper sulfides at depth
E-W trending metasediments cut by faults and shears within the E-W trending Cheyenne Belt
country rock trends E-W and dips 45S; adjacent to faults within Cheyenne Belt
schist; slate; quartzite
Hausel, 1997, WSGS Bull. 70, p. 165|Beeler, 1905c, WGS MR05-63
W900402
small amounts of chalcocite and considerable hematite were discovered underlying a gossan
Hausel, 1997, WSGS Bull. 70, p. 165|Beeler, 1905d, WGS MR05-62
W900412
unknown
1900 or earlier
Hausel, 1989, WGS Bull. 68, p. 154|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900420
15 ft wide quartz vein containing copper and iron oxides at the surface and sulfides at depth cuts altered schist and diorite dikes
altered schist; diorite dikes
Hausel, 1997, WSGS Bull. 70, p. 171|Beeler, 1901e, WGS MR01-4
W900429
crosscutting veins in metadolomite (which is occasionally brecciated and impregnated with chalcopyrite) and chlorite schist are narrow at surface and traceable for several hundred feet
metadolomite; chlorite schist
Hausel, 1997, WSGS Bull. 70, p. 170|Spencer, 1904, USGS PP-25|Menzer, 1981, Colo. State Univ., M.S. thesis|McCallum and Menzer, 1982, USGS OFR 82-179
W900432
brown iron-stained, siliceous and limy material at the contact between granite and altered schist contains minor malachite
94 ft shaft and 15 ft drift
granite; altered schist
Hausel, 1997, WSGS Bull. 70, p. 175|Beeler, 1902c, WGS MR02-17
W900440
crosscutting veins in metadolomite and schist which are in places brecciated and impregnated with chalcopyrite
370 ft tunnel with 120 ft of crosscuts and a shallow shaft
Hausel, 1997, WSGS Bull. 70, p. 176|Spencer, 1904, USGS PP-25|Menzer, 1981, Colo. State Univ., M.S. thesis|Vandenburg, 1906, WGS MR06-1
W900447
deposit not examined by Beeler in 1902
WNW trending metasediments cut by faults and shears within the E-W trending Cheyenne Belt
W900292
Hausel, 1997, WSGS Bull. 70, p. 177|Menzer, 1981, Colo. State Univ., M.S. thesis|Houston and Graff, 1995, USGS I-2452
Hausel, 1996, unpublished field notes|
W900448
quartz vein in metagabbro; milky quartz gangue with mineralization
buried shaft and associated dump
W900458
Hausel, 1997, WSGS Bull. 70, p. 179|Menzer, 1981, Colo. State Univ., M.S. thesis
W900472
gossaniferous surrounding a sulfide-bearing milky quartz vein, with several other nearby veins.
Shaft, prospect pits, adits, trenches
just N of the E-W trending Cheyenne Belt
felsic schist
Hausel, 1997, WSGS MR97-3
W900473
20 ft shaft and 52 ft shaft
Graff, 1978, Laramie, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900462
shaft of unknown depth and mine dump
WNW trending metasediments 1/2 mi. S. of the E-W trending Cheyenne Belt
Hauff, 1986, p.153-159|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900483
log-lined shaft and adjacent prospects
Hauff, 1986, p.145|Graff, 1978, Univ. of Wyo., PhD dissertation
W900478
9 to 22 ft wide limonite zone lies between hanging wall schist and footwall quartzite; copper sulfides were found below the gossan.
110 ft shaft at eastern end of group on Big Divide claim; also 20 ft shaft.
E-W trending metasediments and mafic intrusions cut by faults and shears within the E-W trending Cheyenne Belt
diorite or gabbro
Hausel, 1997, WSGS Bull. 70, p. 179|Beeler, 1905i, WGS MR05-58
W900469
Veins at contact of metabasalt & granite, metasediments, and metavolcanics form thin arc across legal descriptions
six shallow shafts along the trend, and some prospects
NW & W trending metasediments, metagraywacke, and metavolcanics  and granite about 2 mi S of W to NW trending Cheyenne Belt
NW to E-W trending granite, metabasalt, metagraywacke, iron formation, metadacite, laminated siliceous rock, banded metasediments, & schist
Hausel, 1997, WSGS Bull. 70, p.178-179
Schmidt, 1989
W900434
vein in mafic rock between metaconglomerate to the S. and quartzite schist to the N.
147 ft shaft (on Copper Queen claim) with 20ft drift and 50ft crosscut
mafic rock; metaconglomerate; quartzite schist
Hausel, 1997, WSGS Bull. 70, p. 175|Beeler, 1905g, WGS MR05-67|Beeler, 1906e
W900390
N trending, E dipping quartz vein in granite gneiss, schist, and diorite country rock (Spencer, 1904); more recently Puzzler Hill was described as a layered mafic-ultramafic complex hosted by Late Archean gneiss.
3 shafts (deepest 488ft) and more than 4 levels, with total workings length greater than 2300ft
shallow N trending layered mafic-ultramafic syncline within W trending orthogneiss,about 4 mi. N of Cheyenne Belt
granite gneiss; schist; diorite; pyroxenite
Hausel, 1997, WSGS Bull. 70, p. 163-165|Hausel, 1994, WGS RI-49|Spencer, 1904, USGS PP-25|Beeler, 1905a|Beeler, 1906b, WGS MR06-73|Armstrong, 1970, Grand Encampment 1898-1912, Rawlins Newspaper Inc.
W900446
Puzzler Hill is described as a layered mafic-ultramafic complex hosted by Late Archean gneiss; Hausel, 1997.
several shallow prospects, adits, and shafts
pyroxenite; actinolite-chlorite schist
Hausel, 1997, WSGS Bull. 70, p. 163-165|Hausel, 1994, WGS RI-49|Spencer, 1904, USGS PP-25|Beeler, 1905a|Beeler, 1906b, WGS MR05-73|Armstrong, 1970, Grand Encampment 1898-1912, Rawlins Newspaper Inc.
W900395
limonite and copper carbonate-stained qtz veins cut diorite dikes, but conform to country rock foliation.
shallow shaft and 150 ft adit
Metavolcanics, schists, and quartzites trend NE and dip at a low angle; within Cheyenne Belt (E-W trending faults & shears)
Shallow dipping metavolcanics, schists, and conglomerates trend NE; within Cheyenne Belt (E-W trending faults & shears)
1899 or earlier
Metavolcanics, schists, and conglomerates
Hausel, 1997, WSGS Bull. 70, p. 165|Spencer, 1904, USGS PP-25|Beeler, 1908a, WGS MR08-106|Armstrong, 1970, Grand Encampment 1898-1912, Rawlins Newspaper Inc.
W900376
copper carbonate-stained qtz veins cut schist and diorite; 15 ft vein with 4 to 5 in. gouge exposed in S. wall; strongest mineralization within 1 ft of the gouge.
Metavolcanics, schists, and quartzites strike E-W; within Cheyenne Belt (E-W trending faults & shears)
LARCH.  EPROT (?)
Hausel, 1997, WSGS Bull. 70, p. 159|Beeler, 1902a, WGS MR02-13
W900556
kyanite- and sillimanite-rich   schists within several mile-long fault zone
gneiss complex NE of the Elmers Rock greenstone belt
granite gneiss and schist
Hausel and Sutherland, 1998, WSGS MR 98-3|Graff and others, 1982, WGS RI-14
W900566
mica schists and gneisses contain vermiculite, kyanite, sillimanite, corundum, transparent cordierite, and biotite
small pit
W900568
tourmaline recovered from panned samples
Laramie Range PC-cored anticlinal uplift within the Wyoming Province (Archean Craton)
diabasic amphibolite dikes; pink granite
Hausel and Sutherland, 1998, WSGS MR 98-3, p.128|Hausel and others, 1988, WGS OFR 88-11|Snyder, 1986, USGS OFR 86-201
W900562
Hausel, 1998, WSGS RI-53, 93 p.|Hausel and others, 1988, WGS OFR 88-11|Snyder, 1986, USGS OFR 86-201
W900572
USGS, 1992, Reno Hill topo quad
W900525
Hausel and others, 1994, WGS OFR 94-2
W900544
?
schist; granite
Spencer, 1916, USGS Bull. 626
W900521
granite cut by NE-trending dikes
workings are 3 mi NW of and appear to be along a trend parallel to the LaBonte Gabbro
USGS, 1985, Saddleback Mountain topo quad|Snyder, 1992, USGS I-2231|Love and Christiansen, 1985, WYO. state geol. map
W900523
W900522
NE-trending quartz stringers in altered silicified schist enclosed by granite; altered zone heavily stained malachite, azurite, and limonite
60 ft shaft and several open cuts
Hausel, 1997, WSGS Bull. 70, p. 85|Beeler, 1903e, WGS MR03-24
W900541
USGS, 1992, Warbonnet Peak topo quad|Spencer, 1916, USGS Bull. 626
W900542
interrupted quartz vein in hornblende schist carries some copper and is weakly pyritized in places
about 1000 ft of drifts and crosscuts
USGS, 1992, Warbonnet Peak topo quad|Hausel, 1997, WSGS Bull. 70, p. 102|Spencer, 1916, USGS Bull. 626
W900161
vein parallel to foliation in gneiss, but dips much steeper than foliation with mineralization in a gangue of barite
100 ft shaft on a vein
barite
E-W trending metavolcanics near contact with Spring Lake Granodiorite about 3 1/2 mi. NE of NW-trending Cheyenne Belt
quartz-biotite gneiss
Hausel, 1997, WSGS Bull. 70, p. 174|Haff, 1944b, WGS MR44-9|Spencer, 1904, USGS PP-25|Houston and Graff, 1995, USGS I-2452
W900436
6 to10 in. wide, near-horizontal milky quartz vein in diorite; a 1 to two in. wide fine grained chloritic zone is adjacent to the quartz vein in the northernmost adit
adits, shafts, and prospects
milky quartz
E-W trending granodiorite and diorite dikes
1933 or earlier
diorite
Hausel, 1997, WSGS Bull. 70, p. 175|Hauff, 1986, p.171-177|Houston and Graff, 1995, USGS I-2452
W900457
cross cutting veinlets up to 1 in. wide of carbonate (calcite) and quartz in stockwork in orthoamphibolite with secondary chlorite and k-spar
orthoamphibolite
Hauff, 1986, p.177-180|Houston and Graff, 1995, USGS I-2452
Hausel, 1996, unpublished field notes
W900384
quartz vein with iron oxides and traces of copper along fractures in vein within quartzite
E-W trending metasediments near E-W trending fault within Cheyenne Belt
country rock is metadiorite (hornblende gneiss?) and quartzite which grades into micaceous quartz schist, and may include metalimestone and gneiss
Quartzite; mafic intrusives
Hausel, 1997, WSGS Bull. 70, p. 162|Haff, 1944c, WGS MR44-2|McCarty, 1927, Buckeye mine, WGS files
W900471
fissure vein in quartzite made up of calcite filled breccia with disseminated mineralization in the calcite and in some quartz fragments
calcite
E-W trending quartzite and mafic intrusives; NW-trending Divide Peak Synclinorium; 1 1/2 mi SW of NW-trending Savery Creek Fault
Hausel, 1997, WSGS Bull. 70, p. 178|Spencer, 1904, USGS PP-25|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900389
altered hornblende schist and diorite
3 mi. S. of E-W trending Roaring Fork Fault, and 7.5 mi. S. of E-W trending Cheyenne Belt
1907 or earlier
hornblende schist; diorite
Hausel, 1997, WSGS Bull. 70, p. 163, 171|Beeler, 1907a, WGS MR07-97|Houston and Graff, 1995, USGS I-2452|Lawrence, 1981, Conoco Minerals summary report
W900219
felsic volcanic exhalite; KurOko-type massive sulfide
several shafts 30 ft to 110 ft deep in 1904
3 mi. S. of E-W trending Roaring Fork Fault, and 6.5 mi. S. of E-W trending Cheyenne Belt
volcanic exhalite
Hausel, 1997, WSGS Bull. 70, p. 171|Swift, 1982, Univ. of Wyo., M.S. thesis|Spencer, 1904, USGS PP-25|Hauff, 1986, p.105-113|Houston and Graff, 1995, USGS I-2452
W900466
galena fills small cavities and coats quartz crystals in pegmatite adjacent to quartzite
Merry, 1963, Univ. of Wyo., M.S. thesis
W900428
240 ft of development as of Nov.1, 1901
W900490
Laramie Range PC-cored anticlinal uplift cut by NE-SW trending shear zone
W900281
shaft and prospects
USGS, 1985, Squaw Spring topo quad
W900526
W900527
W900282
USGS, 1964, Toltec topo quad
W900540
prospect(s)
USGS, 1985, School Section Mountain topo quad|USGS, 1964, Toltec topo quad|Spencer, 1916, USGS Bull. 626
W900397
vein-filling mineralization disseminated in fault breccia
calcite; quartz; amphibole
ENE-trending faults and shears within ENE-trending Cheyenne Belt
fault breccia in amphibolite
Hausel, 1997, WSGS Bull. 70, p. 181|Huang, 1970, Univ. of Wyo., M.S. thesis|Houston and Graff, 1995, USGS I-2452
W900298
PEGMATITIC veins; silicates replacing granite
two tunnels (70 ft and 210 ft) with 60 ft connecting shaft
mine just N of an E-W trending fault, and about 2 mi S of the NE-trending Cheyenne Belt
Hausel, 1989, WGS Bull. 68, p. 153|Beeler, 1903a, WGS files|Osterwald and others, 1966, WSGS Bull. 50, p. 45, 46|Houston and others, 1992
W900425
shaft and related structures
E-W trending foliations; NW trending faults
Hauff, 1986, p.52-59|Houston and Graff, 1995, USGS I-2452
W900442
malachite-stained pegmatite
NW-trending faults about 1 1/2 mi S of the E-W trending Cheyenne Belt
W900463
foliation parallel mineralized zone consisting of unbanded massive hornblende and light-colored banded rock with sphalerite replacing mafic minerals
E to NE trending foliations; NW trending faults
micaceous gneiss
Hausel, 1997, WSGS Bull. 70, p. 178|Hauff, 1986, p.52-63|Houston and Graff, 1995, USGS I-2452
W900479
mineralized shear zone with quartz
shaft, adit, prospect, associated buildings, and at least 60 m of rail track leading into adit
E-W trending foliations; W and NW trending faults
Hausel, 1997, WSGS Bull. 70, p. 135-136|Hauff, 1986, p.32-36|Houston and Graff, 1995, USGS I-2452
W900547
placers derived from poorly consolidated Tertiary formations
N Medicine Bow Mtns PC-cored Laramide anticlinal uplift ; PC is probable source for both gold and diamonds
1977 (diamonds)
WGS, 1977, 1993, unpublished file on Boden Diamonds
W900549
nephrite pods and iron stained quartz within an orthoamphibolite dike
Hausel and Sutherland, 1998, WSGS MR 98-3|Sherer, 1969, Univ. of Wyo., PhD dissertation
W900538
vein hosted by a diabase dike hosts small deposit of massive magnetite; an extension of the Copper King vein
occurrence
schistose textured diabase dike
Hausel, 1997, WSGS Bull. 70, p. 101|Spencer, 1916, USGS Bull. 626
W900575
nephrite pods and lenses associated with altered orthoamphibolite dikes
actinolite; epidote; biotite; limonite
W900580
two pegmatites contain beryl
W900487
at least 2 shafts and other small pits along vein strike
diabase; granite
Hausel, 1997, WSGS Bull. 70, p. 81|Spencer, 1916, USGS Bull. 626
W900502
columbite-bearing pegmatite cuts layered gneiss
layered gneiss
Orback, 1960, Univ. of Wyo. M.S. thesis, p. 96-98
W900503
6 to 8 inch wide quartz vein containing 1% columbite cuts a columbite-bearing pegmatite cuts layered gneiss
W900583
USGS, (?date), Woods Landing topo quad
W900365
prior to 1896
Hausel, 1989, WGS Bull. 68, p.107
W900003
PLACER IN ALLUVIAL GRAVELS
Hausel, 1989, WGS Bull. 68, p. 107
W900006
QUARTZ VEIN IN SHEARED METAGRAYWACKE
SHALLOW INCLINE
HAUSEL, 1991, WGS RI-44, P. 81
W900011
COARSE GOLD AND SCHEELITE IN ALLUVIAL PLACER
SCHEELITE
W900012
LOW LEVEL GOLD IN CARBONATE CEMENTED BRECCIATED METAGRAYWACKE
ADIT DRIVEN S 10E, ACROSS REGIONAL FOLIATION
HAUSEL, 1991, WGS RI-44, P. 60
W900013
HEMATITIC FAULT GOUGE AND BRECCIAS IN STRIKE PARALLEL SHEARS AND LATER CROSS FAULTS
TWO ADITS MAY INTERSECT A NEARBY INCLINE
HEMATITE,  QUARTZ
W900346
MUCH OF THE GOLD IS FLATTENED AND IN NUGGETS NEAR BEDROCK
HAUSEL, 1991, WGS RI-44, P. 66
W900014
PODS OF TITANIFEROUS MAGNETITE WITH ASSOCIATED CHALCOPYRITE, PYRITE AND MOSTLY PYRRHOTITE ASSOCIATED WITH THE LARAMIE ANORTHOSITE
DIAMOND DRILL HOLES AND PROSPECT PITS
Hausel, 1997, WSGS BULL. 70, P. 86
W900015
PERSISTANT NARROW QUARTZ VEIN IN SHEAR ZONE IN QUARTZOFELDSPATHIC GNEISS
QUART
IMMEDIATELY NORTH OF THE MULLEN CREEK-NASH FORK SHEAR ZONE
QUART MONZONITE GNEISS
Hausel, 1997, WSGS BULL. 70, P. 105
W900016
W900017
W900324
BEDDING PARALLEL PODS OF CALCITE, EPIDOTE, QUARTZ CONTAIN SCHEELITE.
ADIT WITH RAISE
QUARTZ, EPIDOTE, CALCITE
CARBONATE LENSES IN METAPELITES
MINERALIZATION POSTDATES METAGABBRO DIKES BUT PREDATES LATEST GRANITIC INTRUSIONS AND PEGMATITES RELATED TO ARCHEAN GRANITE.
METAPELITE
Osterwald and others, 1966, WGS Bull. 50, p. 199-200|USBM, 1970, WAR MINERALS REPORT 70|FREY AND WILSON, 1950, USBM RI-4629
W900018
3 QUARTZ VEINS IN GRANITE AND METAPELITE
2 ADITS ABOUT 1OO M APART
Hausel and others, 1984, WGS RI-28, p. 21-22
W900326
CALCITE, EPIDOTE, QUARTZ
USBM, 1943, WAR MINERALS REPORT 70|FREY AND WILSON, 1950, USBM RI-4629
W900325
W900024
LOCALLY BRECCIATED QUARTZ VEIN CONTAINING ABUNDANT COPPER CARBONATES IN MAFIC METAVOLCANIC ROCKS (HORNBLENDE SCHIST)
REGIONAL SHEAR ZONE
THIS IS CUMULATED PRODUCTION FROM DISTRICT, DESERTED TREASURE 1 AND 2 PROBABLY ACCOUNTED FOR THE BULK OF PRODUCTION
HAUSEL, 1994, WGS RI-50
W900025
QUARTZ VEIN IN ALTERED METGABBRO
CALCITE, CHLORITE
DILATIONAL ZONES RELATED SHEARING
CHLORITE, EPIDOTE, CALCITE
1871
1873
METAGABBRO
KLEIN, 1981, Colo. Sch. of Mines, PhD thesis|HAUSEL, 1994, WGS RI-50
W900026
W900028
1 TO 4 FT QUARTZ VEIN ( AVE 30 INCHES) IN ALTERED METAGABBRO
700 FT OF DRIFTS WITH 54 FT WINZE IN 1896
DILATIONAL ZONES RELATED TO SHEARING
PRE 1880
W900029
DISSEMINATED COPPER CARBONATEDS IN ULTRAMFIC SCHIST
SMALL PIT
KOMATIITE
W900030
SEVERAL PARALLEL QUARTZ VEIN IN REGIONAL SHEAR ZONE AFFECTING METABASALT
SEVERAL DOZER CUTS, PITS, AND TRENCHS
METABASALT
W900031
GRANITE DIKE INTRUDES METABASALT.  QUARTZ VEIN AND DISSEMINATIONS IN SHEAR ZONE AFFECTING BITH
ONE LARGE PIT AND SEVERAL SMALL TRENCHES
W900032
BRECCIATED LT GRAY QUART VEIN CUT BY THIN FAULT GOUGE ZONE IN METABASALT
TWO ADITS ABOUT 50 M APART EXPLORE SAME VEIN
KLEIN, T.L., 1989, USGS FIELD NOTES
W900040
HEAVY MINERAL ACCUMULATION IN SANDSTONE
HAUSEL AND OTHERS, 1992, WGS OFR 92-5, P. 21
W900042
W900044
URANIUM IN BENTONITE AND FRESH WATER LIMESTONE IN EOCENE SEDIMENTARY ROCKS
SURFACE TRENCHS AND PITS
YELLICH AND OTHERS, 1978, WGA GUIDEBOOK NO. 30, P. 311-327
W900045
LENSES OF URANIUM MINERALS IN BRECCIATED ARCHEAN CRYSTALLINE AND OVERLYING TERTIARY SEDIMENTARY ROCKS ALONG HIGH TO MODERATE ANGLE, MOSTLY NORMAL FAULTS ASSOCIATED WITH THE LARAMIDE NORTH CANNING MASTER FAULT.  CRUSHED ZONES IN MANY LITHOLOGIES HOST URAN
OXIDATION
GRANITE, BIOTITE SCHIST, BIOTITE GNEISS, AMPHIBOLITE
W900047
DEPOSITS ARE CONTAINED IN CONGLOMERATES OF THE TERTIARY WASATCH FORMATION AND MODERN ALLUVIUM DERIVED FROM THOSE CONGLOMERATES
MANY PITS AND TRENCHES OVER A LARGE AREA
EXTREMELY COARSE TERTIARY BOULDER CONGLOMERATES OVERLY PRECAMBRIAN CRYSTALLINE ROCKS.  DEPOSITED IN ALLUVIAL FANS ALONG THE CONTINENTAL FAULT WHICH BOUNDS THE WIND RIVER UPLIFT ON THE SOUTH.  GOLD IN CONGLOMERATES IN THE OREGON BUTTER AREA (WEST OF DICKI
1863
TERT- RECENT
LOVE AND OTHERS, 1978, WGA GUIDEBOOK NO. 30, P. 379-391|HAUSEL, 1991, WGS RI-44, P. 81-83
W900049
OCCURRENCE OF ANOMALOUS RADIOACTIVITY IN SOIL
HAUSEL, 1986, WGS RI-37, P. 19
W900050
ANOMALOUS RADIOACTIVITY IN QUARTZ PEBBLE CONGLOMERATE
HAUSEL, 1986, WGS RI-37, P. 21
W900051
GOLD BEARING PYRITE FROM BLACK SHALES OF THE PHOSPHORIA FORMATION.
1917
ANTWEILER AND OTHERS, 1977, WGA GUIDEBOOK No. 29, P. 731-749
W900053
ESTIMATE FROM USBM AML STUDY
ANDESITE VOLCANICLASTIC
SCHREINER, 1993, USBM STUDY FOR USFS
W900054
POLYMETALLIC QUARTZ VEIN IN FOUR VEINS
THREE TUNNELS, 80, 480 AND 880 FT.  LOWEST LEVEL (880) ACCESS 1200 FT OF DRIFTS
HEWETT, 1914, USGS BULL. 540-C, P. 121-132
W900055
EXPLORATION ADIT TO SAMPLE AMAX PORPHYRY DEPOSIT
W900056
PYRITIC QUARTZ VEIN WITH SOME RUBY SILVER
610 FT CROSSCUTT TUNNEL ACCESSES 300 FT DRIFT ALONG VEIN
W900057
W900058
PROPYLITIC
W900059
POLYMETALLIC QUARTZ VEIN
230 DRIFTS ALONG VEIN FROM 150 FT SHAFT
W900060
PYRITE IS DISSEMINATED, IN VEINLETS WITH QUARTZ AND AS FRACTURE FILLINGS.  CHALCOPYRITE IS DISSEMINATED AND IN VEINLETS WITH QUARTZ, AND PYRITE, AND TREMOLITE, MAGNETITE, K-SPAR, AND QUARTZ.  EXTENSIVE CU-BEARING QUARTZ STOCKWORKS IN NW TRENDING ZONES UP
EPIDOTE, CHLORITE, SERICITE, QUARTZ, K-SPAR, CALCITE, TREMOLITE/ACTINOLITE
DEPOSIT IN GRANODIORITE TO DACITE PORPHYRY.  INTRUDES EOCENE CALC-ALKALINE ANDESITE FLOWS AND BRECCIAS
GRANODIORITE; DACITE
FISHER AND ANTWEILER, USGS OFR 80-781, P. 6-9
W900075
ESTIMATE FROM USBM AML STUDY, TO CAVED AREA
W900076
DISSEMINATED PORPHYRY STYLE MINERALIZATION IS SURROUNDED BY QUARTZ VEIN AND SHEAR ZONE HOSTED CU-PB-ZN-AG DEPOSITS.  VEINS ARE USUALLY 1-2 IN BUT MAY BE UP TO 1 FT THICK.  CLASSIC PORPHYRY ZONING WITH POTASSIC (SECONDARY BIOTITE) SURROUNDED BY PHYLLIC TH
NUMEROUS PROSPECT ADITS SHAFTS ON VEIN DEPOSITS
CALCITE, DOLOMITE, SIDERITE, MUSCOVITE, BIOTITE, EPIDOTE, QUARTZ
INTERSECTION NW-NE FRACTURE CONTROLLED INTRUSIVE CENTER
SUPERGENE ALTERATION
DISSEMINATED MINERALIZATION IN PORPHYITIC NEEDLE MOUNTAIN GRANODIORITE SURROUNDED BY VEINS AT PERIPHRY.  POTASSIC ZONE PATCHY IN THE DISSEMINATED ZONE.  WELL DEVELOPED RADIAL DACITE DIKES
FISHER, 1972, USGS BULL. 1332-C|HAUSEL, 1997, WSGS BULL. 70, P. 24-27
W900077
W900078
W900079
MOSTLY DISSEMINATED PYRITE AND CHALCOPYRITE.  WELL DEVELOPED ZONING, PYRITE IN CENTER WITH CHALCOPYRITE INCREASING OUTWARDS.  GALENA AND SPHALERITE ALSO ON THE PERIPHYRY.  ALTERATION IS PROPYLITIC (CHLORITE, EPIDOTE, CALCITE) ON MARGINS WITH PHYLLIC ALTE
QUARTZ, BIOITITE, K-SPAR, CALCITE, CHLORITE, EPIDOTE, MUSCOVITE
PHYLLIC, POTASSIC, PROPYLITIC, MAGNETITE
TWO PORPHYRITIC INTRUSIVE PHASE, DACITE-RHYOLITE (MOST MINERALIZED) AND A DACITE.  WELL DEVELOPED ALTERATION AND METAL ZONING.  METALLIZATION OCCURRED AFTER ALTERATION.
DACITE, RHYOLITE
FISHER and others, 1977, USGS OFR 77-225, P. 1-2|HAUSEL, 1997, WSGS BULL. 70, P. 23-34
W900080
MINERALIZED GRANODIORITE PORPHYRY AND SURROUNDING VEIN DEPOSITS
QUARTZ, BIOITITE, K-SPAR, CALCITE, CHLORITE, EPIDOTE, MUSCOVITE, CLAYS
PHYLLIC, POTASSIC, PROPYLITIC, ARGILLIC
FISHER, 1972, USGS BULL. 1332-C
W900081
W900082
W900088
W900089
W900090
Hausel, 1997, WSGS BULL. 70, P. 12-20
W900091
W900092
W900093
W900094
W900095
W900096
W900097
DRIFT DID NOT INTERSECT MINERALIZATION
W900098
ESTIMATE FROM USBM AML STUDY; 3 ADUTS 25, 48, AND 133 FT LONG
W900099
W900329
TWO ALTERED ZONES IN COMPOSITE INTRUSION.  ALTERATION MOSTLY CONFINED TO YOUNGER GRANODIORITE.  METAL ANOMALIES CORRESPOND TO ZONES OF INTENSE PHYLLIC ALTERATION
PHYLLIC ZONES IN GENERAL PROPYLITIC ALTERATION OF INTRUSIONS
GRANODIORITE PORPHYRY
WILSON, 1964, WGS PR-2, 12 P.|WILSON, 1975, WGA GUIDEBOOK no. 27, P. 235-241|Hausel, 1997, WSGS BULL. 70, P. 19
W900100
W900101
W900102
W900103
SIDERITE QUARTZ
W900104
W900105
W900106
W900107
W900108
W900330
NE TRENDING ZONE OF ALTERATION AND DISSEMINATED SULFIDE MINERALS IN ANDESITE PORPHYRY.  ALTERATION ZONED FROM PROPYLTITC INWARD
CHLORITE, CALCITE, EPIDOTE, MUSCOVITE, BIOTITE, MAGNETITE, K-SPAR
COMPOSITE INTRUSION OF RHYOLITE AND ANDESITE STOCK.  MINERALIZATION MOSTLY IN ANDESITE PORPHYRY.  CLASSIC ALTERATION ZONING WITH CENTRAL ALTERATION CONSISTING OF SECONDARY BIOTITE, MAGNETITE, QUARTZ AND K-SPAR.
ANDESITE PORPHYRY
FISHER and others, 1977, USGS OFR 77-225, P. 2-3
W900109
SULFIDE BEARING QUARTZITE AT CONTACT WITH AMPHIBOLITE
PIT
POSSIBLE STRATIFORM  EXHALATIVE MINERALIZATION ALONG METASEDIMENTARY-MAFIC METAVOLCANIC CONTACT
Hausel, 1989, WGS Bull. 68, P. 81
W900319
SEVEN PROSPECTS ALL ASSOCIATED WITH SHEAR ZONES IN ANDESITE OR AT SYENITE DIKE CONTACTS.   TUNGSTEN IS ASSOCIATED WITH SEVERAL PROSPECTS IN THIS AREA.   HAUSEL, 1997, REPORTS THAT A 5000 FT LONG AG-AU MINERALIZED ZONE IS KNOWN IN THE WAPITI FORMATION AT
NUMEROUS PROSPECT PITS MOST RANGING FROM 20 TO 70 TONS EACH OF DUMP MATERIAL.
MOST DEPOSITS IN THIS AREA APPEAR TO BE ASSOCIATED WITH THE CONTACTS OF A SYENITE PLUG OR RELATED DIKES.
SYENITE; ANDESITE
PARSONS, 1937, ECONOMIC GEOLOGY, v. 32 , p. 832-854|NELSON AND OTHERS, 1980, USGS BULL. 1447|HAUSEL, 1997, WSGS BULL. 70, P. 29-30
W900110
STRATABOUND MASSIVE PYRITE WEATHERING TO GOSSAN.  ASSOCIATED WITH JASPEROID ALONG STRIKE AND IN SEVERAL OTHER "FAULTS" IN THE DISTRICT.  COPPER VALUES ARE HIGHLY VARIABLE AND GENERALLY LOW.
HIGH GRADE QUARTZO-FELDSPATHIC GNEISS, AMPHIBOLITE, AND SCHIST COMPRISE UPPER AMPHIBOLITE GRADE SUPRACRUSTAL BELT.
HAUSEL, 1996, WSGS MR 96-2|HAUSEL, 1997, WSGS BULL. 70, P. 60-62
W900111
NEPHRITE ASSOCIATED WITH LEUCOGRANITE
LEPIDOLITE
LEUCOGRANITE
HAUSEL, 1997, WSGS BULL. 70, P. 62
W900112
NEPHRITE PSEUDOMORPHS AFTRER HEXAGONAL QUARTZ CRYSTALS
W900113
JASPER CONTAINING MALACHITE, AZURITE, TENORITE, AND CHALCOCITE
HAUSEL REPOSTS 3 1-3 KM LONG FAULT BRECCIAS CONTAINING MUCH JASPER AND MASSIVE SULFIDES.  THESE ZONES MAY BE STRATABOUND EXHALATIVE LAYERS THAT BRECCIATED DURING WEATHERING OF MASSIVE SULFIDE.
W900115
Hausel, 1989, WGS Bull. 68, P. 89
W900116
EARTHY AND SPECULAR HEMATITE IN FERRUGINOUS CHLORITE SCHIST WITH QUARTZ RICH CLASTS WHICH ARE DISRUPTED THIN CHERT BEDS.  FAULT ALONG NORTHERN CONTACT.  STRATIGRAPHICALLY OVERLAIN BY METADOLOMITE.  NORTH LIMB OF OVERTURNED SYNCLINE.
UNDERGROUND WORKINGS ACCESSING THIS LOCATION FROM ADIT ABOUT 1500 FT DUE SOUTHEAST.  LOCATION IS AT CENTER OF COLLAPSE OVER MINED OUT AREA.
EARTHY HEMATITE ORE IS CONCENTRATED IN LENSES IN DEFORMED METAPELITE.  TEXTURES INDICATED ORE IS MOSTLY SECONDARY FEOX FROM PRIMARY HEMATITE OR MAGNETITE IRON FORMATION
1931
CHLORITE PHYLLITE
KLEIN, 1999, IN SIMS AND DAY, USGS I-2661
KLEIN, T.L., 1997, USGS FIELD NOTES
W900117
COPPER BEARING GOSSAN  ASSOCIATED WITH METACHERT IN MUSCOVITE SCHIST
HEMATITE, CHERT
GOSSAN AND CHERTY EXHALITE LAYERS IN SCHIST
EXHALATIVE CHERT
Hausel, 1997, WSGS BULL. 70, P. 67|BALL, 1907, USGS BULL. 315-B, P. 96-97
W900118
LARGE OPEN CUT INTO STEEP HILLSIDE
BALL, 1907, USGS BULL. 315-D, P. 190-205
W900327
EXHALATIVE CHERT IN METADOLOMITE CONTAINS STRINGERS AND DISSEMINATED COPPER MINERALS.  EARLY REPORTS OF CHALCOCITE ASSOCIATED WITH THE BASAL DEVONIAN GUERNSEY LIMESTONE OVERLYING PRECAMBRAIN MINERALIZATION
ESTIMATED ADIT LENGTH, SEVERAL SURFACE CUTS FOLLOWING ORE ZONE
CHERTY EXHALITE LAYER IN METADOLOMITE. UNIT IS CONFORMABLE WITH BEDDING
W900119
DENSE MASSES OF SPECULAR HEMATITE AND BODIES OF EARTHY HEMATITE REPRESENT A FACIES OF A FERRUGINOUS CHLORITE PHYLLITE.  UNIT IS ON THE SOUTHERN FLANK OF A ESE-PLUNGING OPEN SYNCLINE.  THE SECTION IS OVERTURNED PROBABLY BY IN A LARGE SCALE NAPPE.  THE PHY
OPEN CUT MINE
ANKERITE, QUARTZ, CHLORITE, JASPER
1857
EBBETT, 1956, Univ. of Wyo. M.S. thesis, 151 P.|SIMS AND OTHERS, 1997, USGS I-2567
W900120
LENS OF CHALCOCITE IN THE UPPER PART OF THE GUERNSEY LIMESTONE ASSOCIATED WITH BROWN FLINT AND CALCITE LINED CAVITIES
OPEN CUT AND THREE TUNNELS
FLINT
MAY BE RELATED TO KARST FEATURES.
DEV- MISS
BALL, 1907, USGS BULL. 315-B, P. 97-98
W900121
EARTHY AND SPECULAR HEMATITE IN FERRUGINOUS CHLORITE SCHIST WITH QUARTZ RICH CLASTS WHICH ARE DISRUPTED THIN CHERT BEDS.  FAULT ALONG NORTHERN CONTACT.  STRATIGRAPHICALLY OVERLAIN BY METADOLOMITE.  NORTH LIMB OF OVERTURNED SYNCLINE.  EARTHY HEMATITE ORE
CHERT BARITE
AG CUMULATIVE PRODUCTION CALCULATED USING AVERAGE GRADE REPORTED BY SPENCER, 1906, AND TOTAL COPPER ORE PRODUCTION REPORTED BY HAUSEL, 1997.
BALL, 1907, USGS BULL. 315-D, P. 190-205|KLEIN, 1999, IN SIMS AND DAY, USGS I-2661
W900328
EXHALATIVE CHERT IN METADOLOMITE CONTAINS STRINGERS AND DISSEMINATED COPPER MINERALS
ESTIMATED ADIT LENGTH
W900122
COPPER BEARING IRON FORMATION
INCLINE
Hausel and others, 1984, WGS RI-28, p. 20
W900123
BEDDING PARALLEL MILKY QUARTZ VEIN (EXHALITE?) IN METABASALT
METACHERT
W900124
QUARTZ VEIN (EXHALITE?) IN METAPELITE AND CHLORITE SCHIST, SOME AMPHIBOLITE
W900125
URANIUM IN TERTIARY SEDIMENTS AND UNDERLYING ARCHEAN BEDROCK
PROSPECT DRIFT AND SHALLOW DRILLING
W900126
RECRYSTALLIZED CHERTY EXHALITE ASSOCIATED WITH BANDED IRON FORMATION
MAGNETITE, QUARTZ,
IRON FORMATION AND METACHERT ARE ASSOCIATED WITH MAFIC VOLCANIC ROCKS (AMPHIBOLITE) AND FELSIC VOLCANIC ROCKS (FELSIC GNEISS) AND MINOR METAPELITES SUGGESTING A BIMODAL VOLCANIC SETTING
Hausel and others, 1984, WGS RI-28, p. 17-18
W900127
COPPER STAINED QUARTZ FROM A IRON FORMATION, AMPHIBOLITE, AND METAPELITE SUCCESION
TWO ADITS
W900130
Hausel, 1989, WGS Bull. 68, p. 77
W900133
BARREN PYRITIC ALTERED ZONE WEST OF THE COPPER KING (ARIZONA) DEPOSIT
Hausel, 1997, WSGS BULL. 70, P. 98
W900134
COPPER MINERALS IN FAULTED GRANODIORITE
GABBRO
KLEIN, T.L., 1973, USGS FIELD NOTES
W900135
MAFIC POD IN GRANODIORITE CONTAINS LENS OF SULFIDE MINERALS
W900136
INTERSECTION OF NWEAND NW TRENDING FRACTURES WHICH CONTROL COPPER MINERALIZATION
90 ft. SHAFT
4 ft. wide vein
shear zone
9/5/01
KLEIN, T.L.
KLEIN, T.L., 1973, USGS FIELD NOTES|Osterwald and others, 1966, WGS Bull. 50
W900137
DISSEMINATED COPPER MINERALS IN SHEARED GRANODIORITE
W900138
QUARTZ, CLAY
W900139
COPPER MINERALS REPLACE CARBONATE CEMENT IN BASAL SANDSTONE AND CONGLOMERATE IN THE GUERNSEY FM.  DEPOSITS EXTENDS INTO KARST CAVITIES IN THE UNDERLYING ARCHEAN CARBONATE ROCKS.  BOTTOM CONTACT VERY IRREGULAR.
TWO TUNNELS WITH THREE GALLERIES EXTENDING FROM THEM
CALCITE, CHALCEDONY, CLAY
PRE DEVONIAN UNCONFORMITY ON PRECAMBRIAN
RELATED TO REGIONAL FLUID FLOW ALONG PRE-DEVONIAN UNCONFORMITY.
1901
DEV-MISS
CONGLOMERATE; SANDSTONE
BALL, 1907, USGS BULL. 315-B, P. 102-104
W900140
COPPER CARBONATES IN SHEARED GRAPHITIC METADOLOMITE.  DEPOSIT IS IN SHEARED ROCKS ALONG THE HARTVILLE FAULT, DEFORMATION IS PROBABLY AT ABOUT 1.8 B.Y.
SHALLOW PROSPECT PIT
GRAPHITE, CALCITE
DAY, W.C. , undated, USGS FIELD NOTES
W900141
W900178
COPPER CARBONATES AND CHALCOCITE ASSOCIATED WITH FAULT RELATED TO BLEACHING IN CASPER FORMATION.  SOME SILICIFICATION AND IRON ENRICHMENT ALONG FRACTURES RELATED TO HIGH ANGLE FAULT.
PENN-PERM
SPENCER, 1916, USGS BULL. 626, P.80-81
W900144
W900145
GROUP OF THIRTEEN CLAIMS, MOST EXTENSIVELY DEVELOPED WAS GREENHORN, LOCATED IN SHEAR ZONES ASSOCIATED WITH SYENITE DIKE CONTACTS.
GREENHORN ADIT, ANOTHER 315 FT ADIT REPORTED BY NELSON AND OTHER, 1980, P. 38
QUARTZ, CALCITE, ADULARIA
SYENITE
HAUSEL, 1997, WSGS BULL. 70, P. 34|NELSON AND OTHERS, 1980, USGS BULL. 1447, P. 36-41|SCHREINER, 1993, USBM STUDY FOR USFS
W900147
AMPHIBOLITE SCHIST IS HOST TO SHEAR ZONE CONTROLLED COPPER MINERALS
AMPHIBOLE SCHIST
Hausel, 1997, WSGS BULL. 70, P. 123
W900148
SHEAR CONTROLLED BRECCIA ZONE IN AMPHIBOLE SCHIST CONTAINS COPPER MINERALS
W900146
SHEAR ZONE CONTROLLED COPPER MINERALIZATION IN PINK FELSITE, GRAY GNEISS AND MAFIC SCHIST
FELSITE
Hausel, 1997, WSGS BULL. 70, P. 124
W900167
COPPER-BEARING QUARTZ VEIN IN "BLACK" SCHIST
SHAFT AND TUNNEL
SPENCER, 1916, USGS BULL. 626, P. 81
W900168
PYRITE AND CHALCOPYRITE OCCUR IN GRANODIORITE AS DISSEMINATIONS AND FRACTURE COATINGS.  QUARTZ VEINS TO 1 M THICK CONTAIN CHALCOPYRITE, PYRITE, RHODOCHROSITE. SOME STOCKWORK ZONES PRESENT UP TO 3 M WIDE.  PROPYLITIC ALTERATION IS WIDESPREAD WITH PHYLLIC
QUARTZ, CHLORITE, EPIDOTE, RHODOCHROSITE,
PROPYLITIC, PHYLLIC
DEPOSIT IN GRANODIORITE TO RHYODACITE PORPHYRY.  INTRUDES EOCENE CALC-ALKALINE ANDESITE FLOWS AND BRECCIAS
GRANODIORITE; QUARTZ MONZONITE
FISHER AND ANTWEILER, USGS OFR 80-781, P. 9-11
W900170
STRUCTURALLY CONFORMABLE COPPER-RICH ZONE IN MUSCOVITE SCHIST.  AREA IS INTRUDED BY NUMEROUS PEGMATITE DIKES.  COPPER IS IN FRACTURES AND DISSEMINATED IN  BOTH PEGMATITES AND SCHIST.
SEVERAL PITS AND SHAFTS
QUARTZ, TOURMALINE, EPIDOTE
MUSOVITE SCHIST
HAUSEL, 1997, WSGS BULL. 70, P. 74
W900171
PRECAMBRIAN COPPER AND GOLD MINERALIZATION IS CONFINED TO SHEARED MUSCOVITE SCHIST.  URANIUM, SILVER AND SECONDARY COPPER OCCUR ALONG GOUGE ZONE ASSOCIATED WITH LARAMIDE FAULT IN BASAL GUERNSEY? FORMATION.  SOME BASAL GUERNSEY? IS MINERALIZED AWAY FROM F
285 FT SHAFT INTERSECTED BY 1200 INCLINE FROM SURFACE.  UNDERGROUND DRIFTS TOTAL 1600 FT ON 5 LEVELS. NUMEROUS OPEN CUTS AND PITS
LARAMIDE FAULT AND PRECAMBRIAN SHEAR ZONE.  PERMEABILITY ASSOCIATED WITH BASAL DEVONIAN CONGLOMERATE.  REDOX PRECIPITATION OF URANIUM, SILVER, AND SECONDARY COPPER
Wilmarth and Johnson, 1954, USGS BULL. 1009-A|OSTERWALD, 1950, WGS MR50-5
W900175
QUARTZ VEIN CONTROLLED BYCONTACT OF DIABASE SILL INTRUDING DEFORMED DOLOMITE
NE TRENDING SHEAR ZONES CONTROL QUARTZ VEIN EMPLACEMENT
1890 TO 1920
20000228
HAUSEL, 1997, WSGS Bull. 70, p. 129|HAUSEL, 1993, WGS PIC-32|Houston and Karlstrom, 1992, USGS I-2280
W900340
SPENCER, 1916, USGS BULL. 626, P.43|JAMISON, 1911, WGS BULL. 2, SERIES B
W900342
SPENCER, 1916, USGS BULL. 626, P.43
W900179
NE TRENDING SHEAR ZONE WITH CROSS SHEARS LOCALIZING HIGH GRADE ORE.
100 FT SHAFT AND ADIT AT CREEK LEVEL ACCESSING 650 FT DRIFTS ON ONE LEVEL AND POSSIBLY 35O FT ON ADDITIONAL LEVEL
HAUSEL, 1991, WGS RI-44, P. 42-43
W900180
FIVE FAULT AND SHEAR ZONES IN MINE. INTERSECTION OF NE TRENDING STRIKE PARALLEL SHEAR WITH E-W CROSS FRACTURE LOCALLIZED ORE.  HOST ROCK IS GRAPHITIC SCHIST INTERPRETED BY HAUSEL, 1994, TO BE POSSIBLE EXHALITE ZONE.
HAUSEL, 1991, WGS RI-44, P. 43
W900181
6 BLIND ORE ZONES WERE INTERSECTED BY THIS EXPLORATION ADIT
EXPLORATION TUNNEL
HAUSEL, 1991, WGS RI-44, P. 47-48
W900182
QUARTZ VEINS IN GREENSTONE IMMEDIATELY BELOW BASAL CAMBRIAN CONGLOMERATE
SHORT ADIT ACCESSING WINZE
HAUSEL, 1991, WGS RI-44, P. 49
W900191
NE STRIKE SHEAR IN AMPHIBOLITE (METABASALT), CONTINUES TO BOUNDARIES OF DIANA PROPERTY
SHAFT WITH DRIFT
1905
HAUSEL, 1991, WGS RI-44, P. 53
W900183
ADIT INTERSECTED 3 0.5 TO 2 FT QUARTZ VEINS AND SILICIFIED METAGRAYWACKE WITH MINOR SULFIDES.
ADIT DRIVEN TO INTERSECT THE WESTERN END OF THE MINERS DELIGHT VEIN.
W900343
HAUSEL, 1991, WGS RI-44, P. 74
W900341
SPENCER, 1916, USGS BULL. 626, P.42|JAMISON, 1911, WGS BULL. 2, SERIES B
W900344
HAUSEL, 1991, WGS RI-44, P. 83
W900185
LOW GRADE AU IN SHEARED METAGRAYWACKE
ADIT DRIVEN NE FROM CREEK
HAUSEL, 1991, WGS RI-44, P. 64
W900186
THICK QUARTZ VEIN ALONG 4500 FT SHEAR ZONE.  ZONE IS MINERALIZED AT SEVERAL PLACES ALONG TREND.  SOME BRECCIATION AND RECEMENTING OF QUARTZ VEIN LOCALLY.
HOST ROCK IS METAGRAYWACKE AND CORDIERITE-BEARING MUSCOVITE METAPELITE SCHIST
W900187
5 FT WIDE SHEAR ZONE CUTS GRAPHITE SCHIST AND ACTINOLITE SCHIST (ULTRAMAFIC METAVOLCANIC?)
SHORT ADIT
ACTINOLITE SCHIST
W900188
QUARTZ CALCITE VEIN AND SULFIDE QUARTZ CALCITE BRECCIA ALONG ZONE OF ISOCLINAL FOLDING OF METAGRAYWACKE AND METABASALT ALONG AN ENE TRENDING REGIONAL SHEAR THAT CAN BE TRACED 3500 FT.
ADIT WITH TWO MAJOR CROSS CUTS
QUARTZ, CALCITE
MODEL AGE ON GALENA 2.8 B.Y. (BAYLEY AND OTHERS, 1973)
METBASALT
W900189
QUARTZ VEIN IN SHEAR ZONE CUTTING AMPHIBOLITE.
ADIT WITH MAJOR CROSSCUT FOLLOWING VEIN AT 210 FT FROM PORTAL.  SEVERAL OTHER SHORT CROSSCUTS NEAR END OF TUNNEL
ADIT CUTS A MIXED UNIT WITHING METAGRAYWACKE CONTAINING METABASALT AND META CONGLOMERATE AND QUARTZO-FELDSPATHIC GNEISS (METAVOLCANIC?)
W900339
W900190
SHALLOW DIPPING QUARTZ CALCITE VEIN IN SHEARED METABASALT
INCLINDED ADIT
QUARTZ, CALCITE, SIDERITE
HAUSEL, 1991, WGS RI-44, P. 69-72
W900338
JAMISON, 1911, WGS BULL. 2, SERIES B
W900068
QUARTZ-CALCITE VEINLETS IN FOLDED SCHIST CONTAIN COPPER CARBONATES AND CHALCOPYRITE
CALCITE, QUARTZ
W900192
VERTICAL FISSURE VEIN IN STEEPLY DIPPING METADOLOMITE.  HEMATITE ALTERATION ABOUT 1 THICK ENCLOSES THE VEIN.  LATE STAGE QUARTZ AND CALCITE FILL CAVITIES.  EVIDENCE FOR BRITTLE FRACTURING AND FAULTING.
PROSPECT SHAFT
METADOLOMITE
BALL, 1907, USGS BULL. 315-B, P. 96
W900198
PALEO BEACH PLACER IN CRETACEOUS SANDSTONE
HAUSEL AND OTHERS, 1992, WGS OFR 92-5, P. 28
W900201
GOSSAN AT SHEARED CONTACT OF GABBRO AND QUARTZITE
NE-trending folds with vertical limbs in gneiss and schist, which are displaced alond E-W and NE trending faults and shears within NE-trending Mullen Creek-Nash Fork Shear Zone.
McCallum and Kluender, 1983, USGS MF-1638A
W900203
VEINS LOCALIZED ALONG MINOR FAULT ZONES
W900214
HAUSEL, 1993, WGS PIC-32
W900215
ALLUVIAL PLACER DEPOSIT AT CONFLUENCE OF HOBACK AND SNAKE RIVER.  GOLD IS VERY FINE AND DIFFICULT TO RECOVER.  SOURCE IS REWORKED PALEOPLACER DEPOSITS IN THE EOCENE PASS PEAK FORMATION
W900216
SHAFT AND PITS
HAUSEL AND OTHERS, 1992, WGS OFR 92-5, P. 25
W900217
THICK QUARTZ VEIN PARALLELS REGIONAL FOLIATION IN ARCHEAN QUARTZITE
HAUSEL, 1997, WSGS BULL. 70, P. 77
W900218
MINERALIZED STRIKE PARALLEL SHEAR ZONE IN MINERS DELIGHT FM METAGRAYWACKE
SHAFT ACCESSING DRIFT OF AT LEAST 400 FT LENGTH
HAUSEL, 1991, WGS RI-44, P. 76
W900332
W900220
THIN QUARTZ VEIN IN CHLORITIZED SHEAR ZONE IN METAGRAYWACKE
QUARTZ, CHLORITE
CHLORITE
HAUSEL, 1991, WGS RI-44, P. 76-77
W900335
W900334
W900221
QUARTZ STRINGERS IN CHLORITIZED SHEAR ZONE.  LARGER QUARTZ VEINS IN PODS.  NEW MINERALIZED ZONE DISCOVERED IN 1987.
TUNNEL PERPENDICULAR TO STRIKE DRIVEN TO INTERSECT QUARTZ VEIN.
HAUSEL, 1991, WGS RI-44, P. 77-79
W900222
NE TRENDING VERTICAL SILICIFIED SHEAR ZONE IN METAGRAYWACKE. TWO SHAFTS LOCATED 500 FT APART ON A POORLY EXPLORED SHEAR ZONE THAT CAN BE TRACE MORE THAN 10000 FT.
TWO SHAFTS 500 FT APART ON SAME SHEAR ZONE
HAUSEL, 1991, WGS RI-44, P. 79
W900333
SPENCER, 1916, USGS BULL. 626, PL. 3
W900223
390 OZ RECOVERED FROM A 500 FT STRIP OF GRAVEL; DEPOSIT DREDGED BEFORE WWII WITH UNKNOWN PRODUCTION.  WORKED AS RECENTLY AS 1987-88.
1894
W900224
HEMATITE STAINED, CHLORITIC SHEAR ZONE WITH SILICIFIED FOOTWALL
3 APPROXIMATELY 100 FT DEEP SHAFTS
W900225
OPEN CUT ALONG STEEP HILLSIDE
EQUIGRANULAR TO PORPHYRITC COARSE GRAINED GRANITE.  MODERATE TO HIGHLY FOLIATED. CONTAINS PROTEROZOIC GABBRO DIKES.
1996
KLEIN, T.L., 1996, USGS FIELD NOTES
W900234
EXTREMELY GRAPHITIC METADOLOMITE IN MUSKCRAT CANYON FAULT ZONE CONTAINS PODS OF QUARTZ VEINS AND ZONES OF THIN COPPER-RICH VEINLETS.  MANY VEINLETS ARE ANASTAMOSING.
FOUR PROSPECT AREAS ALONG A DISTANCE OF ABOUT 0.5 MILES.  MAIN PROSPECT CONTAINS TWO ADITS, A SHAFT AND AN INCLINE
QUARTZ, CALCITE, TREMOLITE
DEPOSIT IS IN THICK MYLONITE ZONE DEVELOPED FROM WESTWARD DIRECTED THRUSTING ALONG THE MUSKRAT CANYON FAULT.  LATE DEXTRAL TRANSPRESSIVE MOVEMENT IS SYN AND POST MINERALIZATION
W900226
EXHALATIVE CHERT LENSES IN METADOLOMITE ADJACENT TO MINOR INTERBED OF BIOTITE SCHIST (METAPELITE).  LATE QUARTZ AND CALCITE VEINLETS ARE CONTAINED WITHIN THE BODY OF METACHERT.  THESE ARE PROBABLY RELATED TO D2 DEFORMATION WHICH FOLDED THE SEQUENCE.
640 FT STEEP INCLINE CONNECTS TO 3500 FT OF DRIFTS.  ADIT NEAR BOTTOM OF HILL
HEMATITE, CHERT, QUARTZ, CALCITE
ONE OF THREE FOLDED EXHALITE LAYERS NEAR TRANSITION BETWEEN METADOLOMITE AND METAPELITE IN THE WHALEN GROUP.  THESE ARE COMPLEXLY FOLDED BY D2 AND D3 REGIONAL STRUCTURAL EVENTS
1906
BALL, 1907, USGS BULL. 315-B, P. 105-106|Hausel, 1997, WSGS BULL. 70, P. 69-70|KLEIN, 1999, IN SIMS AND DAY, USGS I-2261
W900227
INCLINED SHAFT
ONE OF THREE FOLDED EXHALITE LAYERS NEAR TRANSITION BETWEEN METADOLOMITE AND METAPELITE IN THE WHALEN GROUP.  THESE ARE COMPLEXLY FOLDED BY D2 AND D3 REGIONAL STRUCTURAL EVENTS.  SAME CHERT LAYER AS THE OMAHA MINE
BALL, 1907, USGS BULL. 315-B, P. 106-107|Hausel, 1997, WSGS BULL. 70, P. 69|KLEIN, 1999, IN SIMS AND DAY, USGS I-2261
W900228
W900229
BANDED CHERT-HEMATITE IRON FORMATION OVERLAIN BY QUARTZITE AND UNDERLAIN BY METADOLOMITE.  IMMEDIATE HANGING WALL IS EXTREMELY SERICITIC.  COPPER IS FOUND AS PRIMARY MINERALIZATION IN PARTS OF IRON FORMATION AND AT THE PALEOZOIC UNCONFORMITY.  NUMEROUS P
WEST TRENDING PRODUCTION ADIT, DOZENS OF VERY LARGE PROSPECT PITS AND ADITS
SERICITE
HAUSEL, 1997, WSGS BULL. 70, P. 71-72
KLEIN, T.L., 1996, 1997, USGS FIELD NOTES
W900230
ADIT ESTIMATED TO BE 400 FT LONG FROM DUMP SIZE
HEMATITE, CHERT, BARITE
ONE OF THREE FOLDED EXHALITE LAYERS NEAR TRANSITION BETWEEN METADOLOMITE AND METAPELITE IN THE WHALEN GROUP.  THESE ARE COMPLEXLY FOLDED BY D2 AND D3 REGIONAL STRUCTURAL EVENTS. SAME CHERT LAYER AS THE GOLD HILL MINE
W900232
EXHALATIVE CHERT LENS IN METAPELITE OVERLAIN BY METADOLOMITE.  AT THE CONTACT BETWEEN TWO MEMBERS OF THE WHALEN GROUP.  IRON FORMATION OVERLAYS THE CHERT SEPARATED BY THIN METADOLOMITE LAYER.  IRON FORMATION IS EXTREMELY BRECCIATED WITH HEMATITE AND LIMO
TWO SHALLOW PROSPECT PITS
QUARTZ, CALCITE, LIMONITE, HEMATITE
ONE OF THREE FOLDED EXHALITE LAYERS NEAR TRANSITION BETWEEN METADOLOMITE AND METAPELITE IN THE WHALEN GROUP.  THESE ARE COMPLEXELY FOLDED BY D2 AND D3 REGIONAL STRUCTURAL EVENTS. SAME CHERT LAYER AS THE GOLD HILL MINE
W900233
EXHALATIVE CHERT LENS IN METAPELITE OVERLAIN BY METADOLOMITE.  AT THE CONTACT BETWEEN TWO MEMBERS OF THE WHALEN GROUP.  IRON FORMATION IS EXTREMELY BRECCIATED WITH HEMATITE AND LIMONITE MATRIX AND CHERTY CLASTS.  FEOX MAY BE FROM WEATHERING OF SULFIDE MI
SHALLOW PROSPECT PITS AND TRENCHES
QUARTZ,  LIMONITE, HEMATITE
W900231
ZONE OF THIN COPPER CARBONATE VEINS IN METADOLOMITE.  PALEOZOIC UNCONFORMITY LIES ABOUT 50 FT  ABOVE LOCATION.  DEPOSIT RELATED TO SUPERGENE PROCESSES CONTROLLED BY FRACTURE ZONE.
SEVERAL PROSPECT PITS
KLEIN, T.L., 1995, USGS FIELD NOTES
W900235
GRANITE GNEISS
KLEIN, 1999, IN SIMS AND DAY, USGS I-2261
W900236
VERY THICK WHITE QUARTZ VEIN CONTAINING LOCALLY ABUNDANT COPPER CARBONATES AND SILICATE AFTER SULFIDE MINERALS (CHALCOPYRITE).  LATE STAGE VEINING OF GRAY CHERTY QUARTZ.  HOST ROCKS ARE GRANITE GNEISS ON WEST AND METADOLOMITE ON EAST.
SEVERAL MODERATE PROSPECT PITS
DEPOSIT IS ALONG LITTLE WILDCAT CANYON FAULT
W900243
HAUSEL AND OTHERS, 1992, WGS OFR 92-5, P. 21-24
W900331
COPPER CARBONATES FOUND IN MAFIC METAVOLCANIC ROCKS AND SERPENTINITE
SHAFT AND TUNNEL INTERSECT
SPENCER, 1916, USGS BULL. 626, P.79
W900247
CONCORDANT PEGMATITE DIKE IN MUSCOVITE (METAPELITIC) SCHIST.  BERYL CRYSTALS TO 1.25 INCHES IN DIAMETER, 2-3 INCHES IN LENGTH.  ALSO CONTAINS LARGE GENERALLY ANHEDRAL MASSES OF TOURMALINE.  FELDSPARS UP TO 6 INCHES IN DIAMETER.  DIKE IS BRITTLY DEFORMED
OPEN CUT
TOURMALINE, FELDSPAR
FOLDED BY D3
W900248
TWO 1 M THICK FERRUGINOUS CHERTY GOSSANS SEPARATED BY 1 M OF MUSVOVITE RICH ROCK.  SOUTH ALONG STRIKE GRADES INTO HEMATITE-CHERT BANDED IRON FORMATION AND JASPEROID.  2 ADDITIONAL SIMILAR BUT NARROWER ZONES 20-50 METERS WEST OF THIS LOCATION.  GRAPHITIC
ONE SHAFT, CAVED AT 20 FT.  ONE LARGE OPEN CUT AND SEVERAL LARGE PITS
LIMONITE, HEMATITE, CHERT, GRAPHITE
ONE OF MORE THAN 6 CHERT EXHALITE SYNGENETIC DEPOSITS ASSOCATED WITH METASEDIMENTARY ROCKS OF THE WHALEN GROUP.
MASSIVE SULFIDE
W900249
PINK PEGMATITE.  MUSOVITE, POTASH FELDSPAR, TOURMALINE, AND GARNET.  PINK K-SPAR IS UNUSUAL FOR PROSPECTS IN THE HARTVILLE UPLIFT.
W900250
LARGE PEGMATITE DIKE WITH SPARSE MUSCOVITE
SEVERAL LARGE PITS AND TRENCHES
W900251
TOURMALINE-BEARING PEGMATITE DIKE
W900252
TOURMALINE-BEARING PEGMATITE WITH LARGE MUSCOVITE BOOKS ASSOCIATED WITH LATE FRACTURES IN DIKE.
PITS
W900257
FOLDED QUARTZ VEIN IN MINERS DELIGHT METAGRAYWACKE.  HIGH GRADE SHOOTS IN NOSES OF FOLDS PERPENDICULAR TO NE REGIONAL FOLIATION
DEVELOPED FROM INCLINE
GRADE FROM AVERAGE VALUE OF 16 VEIN SAMPLES, HAUSEL, 1991
HAUSEL, 1991, WGS RI-44, P. 40
W900336
W900258
VEIN TERMINATED AGAINST FAULT AT 65 FT IN SHAFT
65 FOOT SHAFT CONNECTS TO 150 FT DRIFT
JAMISON, 1911, WGS BULL. 2, SERIES B|HAUSEL, 1991, WGS RI-44, P. 50
W900259
MINERALIZED SHEAR ZONE IN AMPHIBOLITE OF MINERS DELIGHT FORMATION.  ADJACENT TO GRAPHITE SCHIST LAYER.
HAUSEL, 1994 CONSIDERS PRODUCTION DATA OVERSTATED BASED ON SIZE OF WORKINGS
HAUSEL, 1991, WGS RI-44, P. 52
W900260
ORE SHOOTS CONTROLLED BY ISOCLINALLY FOLDED GRAYWACKE, INTRUDED BY PEGMATITE.
ISOCLINAL FOLDING
W900261
ADIT INTERSECTED ULTRAMAFIC LAYER IN METAGRAYWACK.  METAGRAYWACKE CONTAINS DISSEMINATED ARSENOPYRITE
W900262
AS MANY AS 3 AREAS OF INTERSECTIONS OF ORTHOGONAL SHEAR PLANES POSSIBLY FORMING ORE SHOOTS.
FOUR ADITS EACH PROBABLY 400-500 LONG
INTERSECTING SHEAR ZONES
HAUSEL, 1991, WGS RI-44, P. 54-55
W900263
PROSPECTS IN BRECCIATED AND SHEARED MINERS DELIGHT FM AMPHIBOLITE AND GRAPHITIC
SHORT ADIT AND NUMEROUS PROSPECT PITS
HAUSEL, 1991, WGS RI-44, P. 55
W900337
SPENCER, 1916, USGS BULL. 626, P. 43|JAMISON, 1911, WGS BULL. 2, SERIES B
W900264
SHEAR ZONE BETWEEN ACTINOLITE SCHIST (METAULTRAMAFIC ROCK) AND METAGRAYWACKE CONTROL QUARTZ VEIN
TWO ADITS, ONE 140 FT AND ONE 280 FT LONG
SHEAR ZONE AT LITHOLOGIC CONTACT
HAUSEL, 1991, WGS RI-44, P. 57
W900265
POORLY MINERALIZED SHEARS GRAYWACKE
ADIT WITH CROSSCUT AND DRIFT
W900266
POORLY MINERALIZED SHEAR ZONE IN METAGRAYWACKE
SHAFT WITH ADIT
HAUSEL, 1991, WGS RI-44, P. 72
W900267
QUARTZ VEIN IN BRECCIATED MINERS DELIGHT FM.
1909
W900268
CATACLASITE
HAUSEL, 1997, WSGS BULL. 70, P. 55
W900269
LIMONITIC MYLONITE, QUARTZ VEINS IN PELITIC METASEDIMENTS AND MAFIC METAVOLCANIC ROCKS
450 FT NW TRENDING ADIT WITH 120 FT SW TRENDING DRIFT NEAR MINE FACE.  MANY OTHER SHALLOW PROSPECT SHAFTS AND DRIFTS IN DISTRICT.
CHLORITE, QUARTZ
GRAPHITIC SCHIST
HAUSEL, 1997, WSGS BULL. 70, P. 55|NUEBERT, 1985, USBM MLA 71-85
W900271
COPPER STAINED GRANODIORITE
HAUSEL, 1997, WSGS BULL. 70, P. 56
W900272
HAUSEL, 1997, WSGS BULL. 70, P. 78
W900275
CONCORMABLE QUARTZ VEINS CONTAIN BASE AND PRECIOUS METAL MINERALIZATION
HAUSEL, 1997, WSGS BULL. 70, P. 80
W900273
DISSEMINATED SULFIDE MINERALS IN VERTICAL SHEAR ZONE IN GRANITE GNEISS
TWO SHAFTS ALONG NW TRENDING MINERALIZATION ABOUT 300 FT APART
HAUSEL, 1997, WSGS BULL. 70, P. 79
W900279
SHEAR ZONE CONTROLLED QUARTZ VEIN IN BRECCIATED MAFIC ROCK AND MICA SCHIST
MAFIC ROCK
W900280
W900277
MINOR COPPER SULFIDES IN QUARTZITE AND PEGMATITE
W900283
MINERALIZATION IN SHEARED SYENITE DIKE
NELSON AND OTHERS, 1980, USGS BULL. 1447
W900284
COMPLEX SILVER VEINS, WITH CARBONATE GANGUE WITH SMALL AMOUNTS OF QUARTZ IN SHEAR ZONES ASSOCIATED WITH SYENITE DIKE
30 FT SHAFT, 80 FT AND 230 FT ADIT ACCESSING 350 FT OF DRIFTS (NELSON AND OTHERS, 1980, P. 47-48)
CALCITE, SIDERITE, ANKERITE, QUARTZ
SERICITIZATION WITH LOCAL ARGILLIC
PARSONS, 1937, ECONOMIC GEOLOGY, v. 32 , p. 832-854|NELSON AND OTHERS, 1980, USGS BULL. 1447
W900285
W900286
CARBONATE VEIN WITH SPARSE SULFIDE CONTENT IN SHEARS ALONG SYENITE DIKE
SYENITE DIKES INTRUDE ANDESITE, VEINS ASSOCIATED WITH SHEARS ALONG AND WITHIN DIKES.
W900287
TWO SHORT ADITS 36 AND 39 FT, ADDITIONAL WORKINGS MAY HAVE BEEN COVERED BY GLACIAL DEBRIS, NELSON AND OTHERS, 1980, P.45
1899
W900288
PRODUCTION ADIT, ADDITIONAL 94 FT EXPLORATION ADIT ABOVE MAIN LEVEL
W900290
VEIN IN VERTICAL SHEAR ZONE IN ANDESITE PORPHYRY
W900291
PYRITIC SHEAR ZONE IN AMPHIBOLITE
Hausel, 1989, WGS Bull. 68, P. 78
W900293
BRECCIA CONTAINS COPPER CARBONATES
PROSPECT PIT
W900294
BRECCIA CONTAINS IRON OXIDES AND AZURITE WITN SOME CALC-SILICATE VEINLETS
JASPER, GOETHITE, LIMONITE
W900295
W900296
QUARTZ VEIN PROBABLY ASSOCIATED WITH DEFORMED GABBRO DIKE
METAGABBRO?
SPENCER, 1916, USGS BULL. 626, P. 73
W900314
HIGHEST METAL CONTENTS CORRESPOND TO ZONES OF MOST EXTENSIVE FRACTURING AND PHYLLIC ALTERATION.  ARGILLIC ALTERATION LOCALLY EXTENSIVE AND IS THE RESULT OF WEATHERING OF SULFIDE MINERALS.  GENERAL PROPYLITIC ALTERATION OF ENTIRE INTRUSION.
CHLORITE, CALCITE, EPIDOTE, MUSCOVITE, CLAYS
PHYLLIC ASSOCIATED WITH FRACTURE ZONED, GENERAL PROPYLITIC ALTERATION IN INTRUSION.  ARGILLIC ALTERATION RESULTS FROM PYRITE WEATHERING
RHYODACITE TO DACITE INTRUSION PHANERITIC TO PORPHYRITIC.
RHYODACITE, RHYOLITE
FISHER AND ANTWEILER, USGS OFR 80-781, P. 3-6
W900315
DISCONTINUOUS QUARTZ VEINS ADJACENT TO DIABASE DIKE IN GRANITE.  SOME COPPER MINERALS IN ADJACENT FRACTURED GRANITE.
TWO ADITS, THREE OPEN CUTS
DIABASE DIKE
1950'S
REYNOLDS AND NUEBERT, 1988, USGS BULL. 1757
W900004
MINERALIZED ARCHEAN GRANITE ADJACENT TO UNMINERALIZED PROTEROZOIC DIKE
DIKE CONTACT
W900005
MANGANESE STAINED FAULT BRECCIA IN METAGRAYWACKE ALONG REGION FAULT
SHALLOW PROSPECT SHAFT
W900063
NARROW QUARTZ VEIN ALONG FAULT AT CONTACT BETWEEN CASCADE QUARTZIITE AND JACK CREEK QUARTZITE
FAULTED CONTACT
Hausel, 1997, WSGS BULL. 70, P. 165
W900151
THIN QUARTZ VEINS IN GRANITE
KLEIN, T.L., UNDATED, USGS FIELD OBSERVATIONS
W900240
SPENCER, 1904, USGS PP-25, map
W900002
dredge tailings and dozer piles
USBM, undated, from WSGS files
W900001
GABBRO HOSTED BY KEYSTONE DIORITE
NW-TRENDING FAULTS SUBSIDIARY FRACTURES TO NASH FORK-MULLEN CREEK SHEAR ZONE
HAUSEL, 1989, WGS BULL. 68, p. 120-125|Currey, 1965, WGS PR-3
W900007
GRAVEL TAILINGS AND SCARS ALONG STREAM BAND FOR 2500 FT, 3 MILES OF DITCH PROVIDED WATER FOR HYDRAULIC MONITORS FOR 1300 FT OF RIFFLES AND FLUMES IN ROCK CREEK AND EMIGRANT GULCH
W900008
W900009
quartz-breccia vein WITH VUGS in fine-grained hornblendic amphibolite (metabasalt) hosts free gold and other CHALCOPYRITE AND CHALCOCITE
40 FT DEEP SHAFT CONNECTS TO 94 FT DRIFT
CHLORITE, ACTINOLITE, CALCITE
W900010
ALLUVIUM
W900034
REPLACEMENT BY SILICA AND CALCITE NEAR GABBRO-SCHIST CONTACT; SULFIDE MINERALS IN 10 FT. THICK QUARTZ VEIN
100 FT SHAFT WITH 1000 FT OF DRIFTS IN 1905
SERIES OF QUARTZITE, SCHIST AND DIORITE LAYERS WITH E-W STRIKE WITHIN CHEYENNE BELT
BEFORE 1904
HAUSEL, 1997, WSGS BULL. 70, p. 159|SPENCER, 1904, USGS PP-25|BEELER, 1905b, WGS MR05-61
W900035
DISSEMINATED AND THIN BEDDED SULFIDES IN LIMEY QUARTZITE (EXHALITE?) UP TO 11 FT THICK,OVERLYING METALIMESTONE AND MICA SCHIST AND  MAFIC VOLCANICS. NORITE SILL IN HANGING WALL
150 FT INCLINE
Hausel, 1997, WSGS Bull. 70, p. 173|Spencer, 1904, USGS PP-25|Graff, 1978, Univ. of Wyo., PhD dissertation|Houston and Graff, 1995, USGS I-2452
W900036
IN ultramafic rocks within E-W trending Cheyenne Belt
MAFIC VOLCANIC ROCKS
Spencer, 1904, USGS PP-25|Houston and Graff, 1995, USGS I-2452
W900037
W900038
mineralized quartzite with sulfides
shafts and prospects
W900039
COPPER CONTAINED IN GRANITE
Hausel, 1997, WSGS BULL. 70, P. 102
W900041
two fOOt of breccia ZONE along limestone-schist & granite contact in series of N-trending fractures is mineralized
more than 300 ft of shafts and drifts were dug by 1902 (Beeler, 1902)
SMELTER RETURNS REPORT FOR ONE SHIPMENT OF CU ORE
BEFORE 1902
1902
Hausel, 1997, WSGS Bull. 70, p. 119|Hausel, 1989, WGS Bull. 68, p. 108-109|Beeler, 1906e, Office of the State Geologist|Beeler, 1902f, WGS MR02-14|Osterwald and others, 1966, WGS Bull. 50
Beeler, 1905?
W900048
1.5 ft wide steeply dipping quartz vein in sheared amphibolite
1/3 mi NE of the NW-trending Savery Creek Fault
NE-trending diabase intrusive adjacent to NE-trending Silverlake Metavolcanic rocks
Hausel, 1997, WSGS Bull. 70, p. 171|Houston and Graff, 1995, USGS I-2452
W900052
malachite at contact between amphibolite and pegmatite
two shafts of unknown depth
Hausel, 1997, WSGS Bull. 70, p. 179|Spencer, 1904, USGS PP-25|Hauff, 1986, p. 59-66|Merry, 1963, Univ. of Wyo., M.S. thesis
W900064
MILKY QUARTZ VEIN ALONG FAULT CONTACT BETWEEN CASCADE QUARTZITE AND JACK CREEK QUARTZITE
35 ft deep shaft and three prospects; later 3m deep shaft in 1959
Hausel, 1997, WSGS Bull. 70, p. 165|Hausel, 1992, WGS MR92-2|Spencer, 1904, USGS PP-25|Hauff, 1986, p. 209-210|Osterwald and others, 1966, WGS Bull. 50, p. 49
W900065
170 (+?) ft shaft in quartzite intersecting "mineralization at 170ft below the collar"
near WNW synclinorium axis; adjacent to WNW trending Cheyenne Belt
Hausel, 1997, WSGS Bull. 70, p. 167, 170, 178|Spencer, 1904, USGS PP-25|Hauff, 1986, p. 38-39|Armstrong, 1970, Grand Encampment 1898-1912, Rawlins Newspaper Inc.
W900066
more than 1700 ft of tunnel and several hundred ft of drifts in 1901
biotite; muscovite; chlorite, QUARTZ
POTASSIC, SILICA
MINERALIZATION IS WITHIN QUARTZ AND PEGMATITE VEINS IN GRANITE.  SOMETIMES AT CONTACTS OF GRANITE AND CHLORITE SCHIST.  CHLORITE SCHIST MAY BE RELATED ALTERED DIKES RELATED TO LARGE BODIES OF PROTEROZOIC GABBRO INTRUSIVE ROCKS COMMON IN THE SIERRA MADRE
Was one of the three most productive copper mines in the Encampment District
BEFORE 1901
Hausel, 1997, WSGS Bull. 70, p. 173|Hausel, 1992, WGS MR92-2|Spencer, 1904, USGS PP-25|Hauff, 1986, p. 136
W900073
caved adits and prospects
MAFIC INTRUSIVE ROCKS
Hausel, 1997, WSGS Bull. 70, p. 180|Ryan, 1988, USBM MLA 17-88
W900067
Shear zoneS and mineralized veins IN GRANODIORITE GNEISS
Numerous adits, shafts, and prospects
EPROT; ARCH
Hausel, 1997, WSGS Bull. 70, p. 177|Hausel, 1989, WGS Bull. 68, p. 157-158|Hauff, 1986, p. 204-207|Armstrong, 1970, Grand Encampment 1898-1912, Rawlins Newspaper Inc.
Beeler, 1903, 1904, 1905|
W900074
several prospects occur within this area
Metasediments strike WNW within Cheyenne Belt just W of NE trending fault
Quartzite; gneiss
W900069
N. adit: 23 inch wide vein stained by malachite, limonite, & minor chalcopyrite in granite gneiss; middle adit is in a quartz pod along contact between mafic rock and biotite gneiss; S. adit showed no significant mineralization or structures.
N. adit- caved; middle adit- 27 ft; S. adit- 413 ft.
W900072
limonite stained quartzite
shallow trench
W900061
contact of quartz vein with amphibolite country rock exposed bornite and minor chalcopyrite; intrusive rocks and quartz on dump contain minor pyrite and malachite
shaft 25 ft deep
Hausel, 1997, WSGS Bull. 70, p. 179|Ryan, 1988, USBM MLA 17-88
W900062
chalcanthite encrustations occur on ribs and back of an adit driven in gneiss near contact with amphibolite dike
W900070
feldspathic mylonite in narrow shear contains numerous quartz veinlets with minor copper stains
2 adits, 2 prospect pits, and trench
SCHIST, QUARTZITE
W900083
metarhyolites overlain by an exhalite appears to be a favorable horizon for massive sulfides.  MAGNETIC IRON FORMATION NEARBY
shaft, adit; drill holes as deep as 383 ft in 1981 by Conoco Minerals
CHLORITE, MAGNETITE, EPIDOTE, ACTINOLITE
EPIDOTE, SILICA, CHLORITE
RHYOLITIC VOLCANICLASTIC
Hausel, 1997, WSGS Bull. 70, p. 172-173|Spencer, 1904, USGS PP-25|Lawrence, 1981, Conoco Minerals summary report
Schmidt, 1983
W900084
differentiated metarhyolites overlain by exhalites with massive Cu-Pb-Zn sulfides identified in drill holes as deep as 564 ft, with several ore zones up to 67 ft thick.
surface prospect with several drill holes
sericite-pyrite; epidote;chlorite; calcite; garnet; actinolite
sericite; epidote; chlorite; calcite; garnet; actinolite
RHYOLITE
Hausel, 1997, WSGS Bull. 70, p. 176-177|Nelsen, 1981, Conoco Minerals report|Houston and Graff, 1995, USGS I-2452
W900085
water filled shaft and dump
Hausel, 1997, WSGS Bull. 70, p. 178|Lackey, 1965, Univ. of Wyo., M.A. thesis|Houston and Graff, 1995, USGS I-2452
W900086
SW-trending granodiorite and metagreywacke / metavolcanic rocks
Hausel, 1997, WSGS Bull. 70, p. 178|Houston and Graff, 1995, USGS I-2452
W900087
FRACTURE FILLING VEINS IN GRANITE
SILICA
Hausel, 1997, WSGS BULL. 70, P. 119
W900131
crustS and stains of malachite on quartz and amphibolite
2 mi. NE of NW trending Cheyenne Belt
W900132
NEARLY FLAT LIMONITIC GOUGE ZONE IN GRANITE
ADIT WITH SMALL STOPE AT END
LIIMONITE
FLETCHER PARK SHEAR ZONE
Segerstrom and others, 1977, USGS Bull. 1397-B, p. 33|Hausel, 1997, WSGS Bull. 70, p. 80
W900321
W900322
METAMORPHIC ROCKS
W900323
W900143
PLACER DEPOSITS ALONG DOUGLAS CREEK
CURRENT
HAUSEL, 1989, WGS Bull. 68, p. 107|Beeler, 1906e, Office of the State Geologist
W900155
NW TRENDING FRACTURED QUARTZ VEIN IN METAGABBRO
CAVED SHAFT
NW TRENDING FAULT SUBSIDIARY TO MULLEN CREEK-NASH FORK SHEAR ZONE, NEAR KEYSTONE QUARTZ DIORITE
W900156
18 IN QUARTZ VEIN LOCALLIZED IN SHEAR ZONE IN METAGABBRO, SOME DISSEMINATED IN METAGABBRO
88 FT SHAFT, 6X100FT LONG TRENCH, PROSPECT PITS
Hausel, 1997, WSGS BULL. 70, P. 130-136|STOLL, 1929, WGS files|ANONYMOUS, 1987, WGS FILES
W900158
IRON OXIDE STAINED BRECCIATED QUARTZ VEIN
NW-trending faults subsidiary to the Mullen Creek-Nash Fork Shear Zone, within mafic rocks
KLEIN, T.L., 1980, USGS FIELD NOTES|USBM, undated, from WGS files
W900159
USGS, 1961, Keystone topo quad
W900162
adit and two prospects PITS
McCallum and Orback, 1968, WGS PR-8
W900163
copper veins in granite; mylonites
at least two shafts (only one located); several prospect pits; several trenches (not located)
potassium feldspar; dolomite
Hausel, 1997, WSGS Bull. 70, p. 134-135|McCallum and Kluender, 1983, USGS MF-1638A|Millgate, 1965, WGS MR65-2
W900164
galena bearing veins
Hausel, 1989, WGS Bull. 68, p. 129|Hausel, 1997, WSGS Bull. 70, p. 134|McCallum and Kluender, 1983, USGS MF-1638A
W900160
THREE PROSPECT SHAFTS
QUARTZ BIOTITE SCHIST
USBM, undated, map in WGS files
W900166
MINERALIZATION ALONG CONTACT OF KEYSTONE QUARTZ DIORITE AND QUARTZ-BIOTITE SCHIST
SHAFT AND ADITE
NW-TRENDING FAULTS SUBSIDIARY TO MULLEN CREEK-NASH FORK SHEAR ZONE
W900169
limonite stained shear ZONE
70 ft tunnel driven N, at face of tunnel, a winze was sunk, and a drift driven N from the winze.
BEFORE 1900
Hausel, 1997, WSGS Bull. 70, p. 80|Segerstrom and others, 1977, USGS Bull. 1397-B
W900172
DISSEMINATED CHALCOPYRITE AND MINOR QUARTZ VEINS AT CONTACT BETWEEN QUARTZITE AND LAYERED MAFIC SILL.
ADIT AND SEVERAL PROSPECT PITS; LENGTH ESTIMATED FROM DUMP
CHALCOPYRITE ALONG CONTACT BETWEEN LAYERED MAFIC SILL AND PROTEROZOIC QUARTZITE
HAUSEL, 1997, WSGS BULL. 70, p. 129
W900173
NE TRENDING METASEDIMENTS, FAULTS AND SHEAR ZONES
HAUSEL, 1989, WGS BULL. 68, p. 110|KARLSTROM AND HOUSTON, 1979, WGS RI-13|Houston and Karlstrom, 1992, USGS I-2280
W900174
Hausel, 1989, WGS Bull. 68, p. 110|KARLSTROM AND HOUSTON, 1979, WGS RI-13|Houston and Karlstrom, 1992, USGS I-2280
W900316
SULFIDE LAYERS AND LATE VEINS IN EXTREMELY GRAPHITIC METAPELITE.  SOME CHERT LAYERS
SERIES OF PITS, TRENCHES
CALCITE, QUARTZ, EPIDOTE
BEFORE 1903
Hausel, 1997, WSGS Bull. 70, p. 119-120|Beeler, 1903-1907|Houston and Karlstrom, 1992, USGS I-2280
Klein, T.L, and DeWitt, Ed, 1999, USGS field notes
W900176
ANGULAR BRECCIATED METADOLOMITE CEMENTED BY MASSIVE AND BOXWORK LIMONITE; LIMONITE BOXWORK AFTER SIDERITE
SIDERITE, LIMONITE
1890-1920
W900177
SHAFT SUNK AT CONTACT BETWEEN SILTY CARBONATE IN DOLOMITE AND DIABASE SILL. MODERATE SERICITIC ALTERATION, SOME QUARTZ VEINING; NO OBVIOUS SULFIDE MINERALS.  50 FT SE OF SHAFT IS A HIGLY DEFORMED CHERT UNIT INTERBEDDED WITH DOLOMITE
SHAFT, SEVERAL SMALL PROSPECT PITS
QUARTZ, SERICITE
1924
Hausel, 1997, WSGS Bull. 70, p. 129|HAUSEL, 1993, WGS PIC-32|Houston and Karlstrom, 1992, USGS I-2280
W900317
KLEIN, T.L., AND DEWITT, ED, 1999, USGS FIELD NOTES
W900197
ADIT IN QUARTZITE SCREE, MINE INACCESIBLE
NEAR THE CENTER OF COOPER HILL THRUST OR GRAVITY SLIDE BLOCK, PROJECTED TO HAVE MOVED FROM THE WEST
BETWEEN 1893 AND 1908
W900193
MILKY QUARTZ VEIN BRECCIA CONFORMABLE TO FOLIATION AT CONTACT BETWEEN METALIMESTONE AND AMPHIBOLITE.
TWO SHAFTS WITH ADITS; INCLINED SHAFT
SMALL SOUTH PLUNGING ANTIFORM ON SOUTH END OF COOPER HILL THRUST OR GRAVITY SLIDE BLOCK, PROJECTED TO HAVE MOVED FROM THE WEST
BEFORR 1894
W900194
uncommon limonite boxworks after siderite IN QUARTZ VEIN
TWO 25 FT DEEP SHAFTS AND A 250 AND 100 FT TUNNEL
near center of Cooper Hill thrust block or 2 mi.-long gravity slide block, projected to have moved into place from the W.
W900195
metalimestone adjacent to mafic sill is altered to epidote-calcite-actinolite skarn; a narrow qtz vein is mineralized WITH CHALCOPYRITE, CHALCOCITE AND MALACHITE
small prospect pit
EPIDOTE, CALCITE, ACTINOLITE, QUARTZ
W900196
chloritized mafic schist and amphibolite; mineralized quartz and silicified amphibolite with secondary chlorite, sericite, and biotite with minor sulfides
QUARTZ, CALCITE, CHLORITE, BIOTITE
CHLORITE, SERICITE, BIOTITE
W900199
milky quartz vein in metagabbro carries visible gold in limonite, and parallels the Golden Eagle vein to the N.
adit and ventilation shaft
NE-trending folds with vertical limbs in gneiss and schist, which are displaced alonG E-W and NE trending faults and shears just S of NE-trending Mullen Creek-Nash Fork Shear Zone.
Hausel, 1989, WGS Bull. 68, p. 91|McCallum and Kluender, 1983, USGS MF-1638A|Hausel, 1997, WSGS Bull. 70, p. 105
W900204
FAULT BRECCIA
W900200
BROAD SHEAR ZONE
NE-trending folds with vertical limbs in gneiss and schist, which are displaced alond E-W and NE trending faults and shears just N of NE-trending Mullen Creek-Nash Fork Shear Zone.
W900202
NARROW SHEAR CONTROLLED VEINS
quartzofeldspathic gneiss in NE-trending shear zone
QUARTZO FELDSPATHIC GNEISS
W900210
QUARTZ VEIN IN COARSE-GRAINED QUARTZITE AND ORTHOAMPHIBOLITE
ADIT/TUNNEL ABOUT 300 FT LONG WITH 150 FT CROSSCUTS; 3 SHAFTS, 65, 76, AND 265 FT DEEP
ABOUT 1889
HAUSEL, 1989, WGS BULL. 68, p. 109-112|KARLSTROM and HOUSTON, 1979, WGS RI-13|Houston and Karlstrom, 1992, USGS I-2280
W900211
quartz vein in shear zone cutting METAGABBRO and quartzite, WEST STEPPING ENECHELON VEINS IN 30 FT THICK GABBRO BODY.  QUARTZ VEIN IN HANGING WALL OF SHEAR ZONE.  ZONE OF VEINING UP TO 3 M WIDE WITH INDIVIDUAL QUARTZ VEINS UP TO 0.5 M
600+ ft tunnel with vent shaft
W900212
WHITE QUARTZ VEIN WITH TAN CARBONATE IN CHLORITE, SERICITE ALTERED GABBRO
SHAFT AND SEVERAL PROSPECT PITS; adit with at least 200 to 400 ft of drifts
SERICITE, CHLORITE, CARBONATE
W900213
QUARTZ PODS IN SERICITE, CHLORITE ALTERED SHEARED METAGABBRO
COLLAPSED ADIT AND 4 LARGE PROSPECT PITS.  ADIT  LENGTH ESTIMATED ON BASIS OF SIZE OF WASTE PILE.
SERICITE, CHLORITE
W900242
E-W trending milky quartz vein (chalcopyrite and malachite in a qtz & calcite gangue) along contact between footwall mafic schist and hanging-wall felsite (Hausel,1986); Schmidt (1983) noted contact as sheared metadolomite and qtz chlorite schist.
100 ft shaft & two 15-20ft portals (Hausel, 1997); 50+ ft shaft, 2 adits, & prospect in Sec. 25, and 3 collapsed shafts, two prospects and 1 trench in Sec.35 (Hauff, 1986).
quartz, calcite
felsiC VOLCANIC ROCKS; MAFIC VOLCANIC ROCKS
Hausel, 1997, WSGS Bull. 70, p. 179-180|Hauff, 1986
W900238
4 to 5 ft wide vein in gabbro
W trending metasediments and shear zones; gabbro intrusion;  within Cheyenne Belt
Hausel, 1997, WSGS Bull. 70, p. 170|Spencer, 1904, USGS PP-25|Armstrong, 1970, Grand Encampment 1898-1912, Rawlins Newspaper Inc.
W900239
QUARTZ VEINS IN GRANITE
EProt
metadolomite; GRANITE
Hausel, 1997, WSGS Bull. 70, p. 170|Beeler, 1905a|Spencer, 1904, USGS PP-25|Menzer, 1981, Colo. State Univ., M.S. thesis
W900241
stratiform copper mineralization hosted in banded pyritized chert within METABASALT of the Silver Lake Metavolcanics
garnets (0.5 to 1.0 inch dia.)
E-W trending metavolcanics N. of the E-W trending Cheyenne Belt
HYRDOTHERMAL CHERT
Hausel, 1997, WSGS Bull. 70, p. 177-178
Hausel, 1982|Hausel, 1997, unpublished field notes and assays
W900245
NE-TRENDING QUARTZ VEIN IN FOLIATED DIABASE DIKE.  DIKE INTRUDES GRANITE
360 FT ADIT
ARCHEAN GRANITE AND SCHIST XENOLITHS CUT BY NW TRENDING SCHISTOSE DIABASE DIKE
METADIABASE
HAUSEL, 1997, WSGS BULL. 70, P. 101|SPENCER, 1916, USGS BULL. 626|Beeler, 1904c
W900033
ENE trending qtz vein dips 40-60 deg. N and cuts schist, diorite, quartzite, and alaskite dikes.
Quartz, SIDERITE
Hausel, 1997, WSGS Bull. 70, p. 158|Spencer, 1904, USGS PP-25
W900246
dragline with 1 cu yd bucket, and a screening and sluicing plant (1939)
1936?
Hausel, 1989, WGS Bull. 68, p. 157|USBM Minerals Yearbook, 1936-1940
W900256
exhalite associated with dacitic metavolcanics
3/4 mi N. of a W-trending fault; 4 mi. S. of E-W trending Roaring Fork Fault, and 6.5 mi. S. of E-W trending Cheyenne Belt
EXHALITE
Hausel, 1997, WSGS Bull. 70, p. 179|Swift, 1982, Univ. of Wyo., M.S. thesis|Houston and Graff, 1995, USGS I-2452
W900254
OPAL
1/2 mi SW of a NW-trending fault; 3.5 mi. S. of E-W trending Roaring Fork Fault, and 7 mi. S. of E-W trending Cheyenne Belt
W900253
mixed metavolcanic and metasedimentary rocks
W900255
fragmental felsic and mafic rocks and exhalite hosted by a thick metabasalt sequence
1/2 mi S. of a W-trending fault; 5.5 mi. S. of E-W trending Roaring Fork Fault
W900289
ALLUVIAL PLACER DEPOSIT
1864
W900300
copper-stained amphibolite gneiss
Hausel, 1997, WSGS Bull. 70, p. 181|Houston and Graff, 1995, USGS I-2452
Hausel, 1988
W900302
NARROW SHEAR ZONE IN AMPHIBOLITE GNEISS
W-trending, folded sillimanite gneiss and mafic metavolcanics near NW trending Cunningham Fault
W900301
IRON-STAINED MICACEOUS SUBMYLONITE
MICACEOUS SUBMYLONITE
W900305
ALLUVIAL PLACER
NE flank of Medicine Bow Mtns
W900306
limonite stained chlorite schist and quartzite; altered, silicified quartz-chlorite schist
400 ft long adit
NE-trending faults, tight folds, metasediments and mafic intrusives
W900307
W900308
W900309
W900310
W900311
W900313
COPPER BEARING QUARTZ VEIN IN QUARTZ HORNBLENDE GNEISS
HORNBLENDE GNEISS