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185311 results.

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Page 7052, results 176276 - 176300

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Preliminary report of the Centennial Range, Montana-Idaho
Frederick Sauli Honkala
1953, Open-File Report 53-123
Phosphate rock is present in the Phosphoria formation of Permian age in the Centennial Range of southwestern Montana and adjoining parts of Idaho. A Study was made to map the Phosphoria formation, study its stratigraphy, and to ascertain the reserves and mining problems. In the Centennial Range the Phosphoria formation...
Geology of the Olds Mountain-Clark Peak area, Juneau and vicinity, Alaska
C.L. Sainsbury
1953, Open-File Report 53-231
The area under study lies about ten miles east of Juneau, Alaska, and includes the bedded rocks adjacent to the Coast Range batholith, and intrusive rocks related to the batholith. Deep glaciated valleys and glacially scoured rocks are the major topographic features. The relief is about 3,500 feet, and the highest...
Preliminary report on uranium deposits in the Miller Hill area, Carbon County, Wyoming
J. D. Love
1953, Trace Elements Investigations 315
A sequence of radioactive rocks of Miocene (?) age, the Browns Park formation, in the Miller Hill area of southern Wyoming is more than 1,000 feet thick. The formation crops out in an area of approximately 600 square miles, and consists of a basal conglomerate, tuffs, tuffaceous limy sandstones, and...
Radioactive deposits of Nevada
T.G. Lovering
1953, Trace Elements Investigations 169
Thirty-five occurrences of radioactive rocks had been reported from Nevada prior to 1952. Twenty-five of these had been investigated by the U. S. Geological Survey and the U. S. Atomic Energy Commission. Of those investigated, uranium minerals were identified in 13; two contained a thorium mineral (monazite); the source...
Radiometric reconnaissance in the Garfield and Taylor park quadrangles, Chaffee and Gunnison counties, Colorado
M.G. Dings, Max Schafer
1953, Trace Elements Investigations 255
During the summer of 1952 most of the mines and prospects in the Garfield and Taylor Park quadrangles of west-central Colorado were examined radiometrically by the U. S. Geological Survey to determine the extent, grade, and mode of occurrence of radioactive substances. The region contains a relatively large number of rock...
The geology and mineralogy of the W. Wilson mine near Clancey, Jefferson County, Montana
D.Y. Meschter
1953, Trace Elements Investigations 256
The W. Wilson mine, near Clancey, Mont., explores a siliceous vein in quartz monzonite of the Boulder batholith. The vein is a composite structure that consists of several closely spaced veinlets of quartz and chalcedony separated by silicified quartz monzonite. The vein has been recurrently brecciated and silicified. Typically, the...
Progress report of southeastern monazite exploration, 1952
W.C. Overstreet, P. K. Theobald Jr., A. M. White, N. P. Cuppels, D. W. Caldwell, J. W. Whitlow
1953, Trace Elements Investigations 349
Reconnaissance of placer monazite during the field season of 1952 covered 6,600 square miles drained by streams in the western Piedmont of Virginia 5 North Carolina, South Carolina,, and Georgia. Emphasis during this investigation was placed on the area between the Savannah River at the border of South Carolina and...
Therapy of bacterial fish diseases
S. F. Snieszko
1953, Transactions of the American Fisheries Society (83) 313-330
During the past decade considerable progress has been made in the therapy of bacterial fish diseases. This progress was possible largely because of the introduction of powerful chemotherapeutic agents such as sulfonamides and antibiotics.Fish furunculosis can be treated with very good results with sulfamerazine, sulfamethazine, and sulfaguanidine as...
Beaverhead formation, a Laramide deposit in Beaverhead County, Montana
W.R. Lowell, M. R. Klepper
1953, Geological Society of America Bulletin (64) 235-244
The name Beaverhead formation is proposed for a thick sequence of conglomerate, sandstone, siltstone, and limestone that crops out over an area of at least 400 square miles in Beaverhead County, Montana, extends southward across the Montana-Idaho boundary, and may extend eastward into Madison County. These rocks are clearly sedimentary...
Geology of the west-central part of the Gunnison Plateau, Utah
Clyde T. Hardy, Howard D. Zeller
1953, Geological Society of America Bulletin (64) 1261-1278
A detailed study of the west-central part of the Gunnison Plateau, Utah, has disclosed stratigraphic and structural relations important in the geological history of central Utah. The area mapped includes the eastern half of the Axtell No. 2 quadrangle, Manti area (U. S. Dept. of Agriculture, Soil Conservation Service).The bedrock...
Limestone walls of Okinawa
D.E. Flint, Gilbert Corwin, M.G. Dings, W.P. Fuller, F. S. MacNeil, Raymond A. Saplis
1953, Geological Society of America Bulletin (64) 1247-1260
Wall-like ridges of limestone that stand well above the surrounding terrain are an interesting phenomenon on the island of Okinawa. These ridges rim a variety of topographic features, but all are believed to represent the same formative processes. Rimming ridges or walls occur along the banks of streams crossing areas...
Iron deposits of the congonhas district, minas Gerais, Brazil
P. W. Guild
1953, Economic Geology (48) 639-676
Various origins have been proposed for the itabirite and associated hematite ores of Minas Gerais, Brazil. The U.S. Geological Survey, in cooperation with the Brazilian Departamento Nacional da Produqao Mineral, has undertaken a comprehensive program of mapping of these Precambrian deposits, which bear many similarities to other Precambrian iron formations....