Petrography and petrology of volcanic rocks in the Mount Jefferson area, High Cascade Range, Oregon
Robert C. Greene
1968, Bulletin 1251-G
Geochemical prospecting for zinc, lead, copper, and silver, Lancaster Valley, southeastern Pennsylvania
Jacob Freedman
1968, Open-File Report 68-106
Lead, copper, molybdenum, and zinc geochemical anomalies south of the Summitville district, Rio Grande County, Colorado
William N. Sharp, James Louis Gualtieri
1968, Circular 557
Geologic map of the Ptolemaeus Quadrangle of the moon
K. A. Howard, Harold Masursky
1968, IMAP 566
The Ptolemaeus quadrangle is near the center of the lunar disk, in the northern part of the southern highlands. Smooth...
Geologic map of the Mount Tyndall quadrangle, Custer County, Colorado
M. R. Brock, Q. D. Singewald
1968, Geologic Quadrangle 596
Geologic map of the Lovelaceville quadrangle, western Kentucky
Warren Irvin Finch
1968, Geologic Quadrangle 763
Geologic map of the Moberly quadrangle, Madison and Estill Counties, Kentucky
Robert C. Greene
1968, Geologic Quadrangle 664
Geologic map of the Salvisa quadrangle, central Kentucky
Earle Rupert Cressman
1968, Geologic Quadrangle 760
Geologic map of the Bee Spring quadrangle, Edmonson and Grayson Counties, Kentucky
Benjamin Gildersleeve
1968, Geologic Quadrangle 757
Geologic map of the Shirley Basin area, Albany, Carbon, Converse, and Natrona Counties, Wyoming
E.N. Harshman
1968, IMAP 539
Aeromagnetic map of the Unionville region, Pershing County, Nevada
Water Resources Division, U.S. Geological Survey
1968, Open-File Report 68-292
No abstract available....
Piezometric surface of principal artesian aquifer in coastal area of Georgia, December 1966
R. L. Wait, D. O. Gregg
1968, Open-File Report 68-312
No abstract available. ...
Aeromagnetic map of parts of the Golconda and Battle Mountain quadrangles, Humboldt, Lander, and Eureka Counties, Nevada
C.L. Long, B.D. Marcellus
1968, Open-File Report 68-285
No abstract available....
Preliminary lunar exploration plan of the Marius Hills region of the moon
Thor Nels Vincent Karlstrom, John Francis McCauley, G.A. Swann
1968, Open-File Report 68-155
This report presents a preliminary Lunar Exploration Plan (LEP) for the Marius Hills region of the Moon. The Marius Hills region is one of the six sites considered by the GLEP site selection group as a candidate for manned exploration using mobility systems allowing a radius of operation of at...
Preliminary geologic map of Sage quadrangle, Lincoln County, Wyoming
William W. Rubey, Joshua I. Tracey Jr., Steven S. Oriel
1968, Open-File Report 68-236
Cassiterite in gold placers at Humboldt Creek, Serpentine-Kougarok area, Seward Peninsula, Alaska
C.L. Sainsbury, Reuben Kachadoorain, T. E. Smith, W. C. Todd
1968, Circular 565
No abstract available....
Mineral investigations in the Jabal Radwa quadrangle, northwest Hijaz, Saudi Arabia
Robert Francis Johnson, Virgil A. Trent
1968, Open-File Report 68-148
Wadi sediments in the Jabal Radwa quadrangle in the Northwest Hijaz were sampled for trace element analysis as part of a mineral reconnaissance of Western Saudi Arabia that is being made by the Ministry of Petroleum and Mineral Resources and the U.S. Geological Survey. The Jabal Radwa quadrangle lies between...
Determination of discharge during pulsating flow
T. H. Thompson
1968, Water Supply Paper 1869-D
Pulsating flow in an open channel is a manifestation of unstable-flow conditions in which a series of translatory waves of perceptible magnitude develops and moves rapidly downstream. Pulsating flow is a matter of concern in the design and operation of steep-gradient channels. If it should occur at high stages in...
Aeromagnetic map of the Eureka region, Eureka and White Pine Counties, Nevada
B.D. Marcellus, F.A. Petrafeso
1968, Open-File Report 68-284
No abstract available....
Potential for potash and other evaporite mineral resources in West Pakistan
C.L. Jones
1968, Open-File Report 68-153
Reconnaissance examination of marine evaporites in West Pakistan has revealed a highly favorable resource situation with respect to anhydrite, and a potentially favorable position for potash and sulfur. Further work is needed to evaluate the preliminary interpretations made during the present study. The establishment of a potash resource organization within...
Fluvial monazite deposits in the southeastern United States, with a section on mineral analyses
William C. Overstreet, A. M. White, J. W. Whitlow, P. K. Theobald Jr., D. W. Caldwell, N. P. Cuppels, Jerome Stone
1968, Professional Paper 568
No abstract available....
Aeromagnetic map of the Wolcott-Boulder area, north-central Colorado
E.P. Smith, B.D. Marcellus
1968, Open-File Report 68-295
No abstract available....
Geology of the Ducktown, Isabella, and Persimmon Creek quadrangles, Tennessee and North Carolina
Robert Mann Hernon
1968, Open-File Report 68-128
No abstract available....
Preliminary materials map of the Woronoco quadrangle, Massachusetts
George William Holmes
1968, Open-File Report 68-136
No abstract available....
Geology, hydrology, and geochemistry of the Black Creek watershed near Mocanaqua, Luzerne County, Pennsylvania
Thomas Gwyn Newport, Harry E. Koester, Marion Joseph Bergin
1968, Open-File Report 71-343
The Black Creek watershed is in the southwestern end of the Northern Anthracite field in Luzerne County, northeastern Pennsylvania. The study of the watershed described in this report is designated as Project No. 2 in the Joint Federal-State Acid Mine Drainage Pollution Control Demonstration Program. The area studied encompasses the...