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Page 6991, results 174751 - 174775

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Geologic maps of the Eureka Gulch area, Central City district, Gilpin County, Colorado
P.K. Sims, Edwin Wilson Tooker, Frank W. Osterwald
1954, Open-File Report 54-286
These maps are of the historic Eureka Gulch area of the Central City silver district, southern Gilpin County, Colorado. The mapping was done on behalf of the Division of Raw Materials of the U. S. Atomic Energy Commission, as part of a study of the Central City and Idaho Springs...
Uranium-bearing copper deposits in the Coyote district, Mora County, New Mexico
H. D. Zeller, Elmer Harold Baltz
1954, Circular 334
Uranium-bearing copper deposits occur in steeply dipping beds of the Sangre de Cristo formation of Pennsylvanian and Permian(?) age south of Coyote, Mora County, N. Mex. Mapping and sampling of these deposits indicate that they are found in lenticular carbonaceous zones in shales and arkosic sandstones. Samples from these zones...
A reconnaissance for uranium in New Mexico, 1953
Roy Lee Griggs
1954, Circular 354
In the fall of 1953 a reconnaissance for uranium was made in the Datil area of west-central New Mexico, and in the Cerrillos mining district, the Glorieta and Tecolote districts, and the Las Vegas and Colfax sill areas of north-central to northeastern New Mexico. Traces of radioactive materials were detected...
The Model VI transmission fluorimeter for the determination of uranium
Charles Alvin Kinser
1954, Circular 330
An improved transmission fluorimeter (Model VI) for use in the determination of uranium consists of a line-operated, low-voltage d-c supply, powering a small 3-watt ultraviolet lamp as a source of long wavelength ultraviolet radiation; a Model V phototube housing and. fluorimeter head containing the sample holder, shutter, and primary and...
Letter of August 3 from L. C. Halpenny to Arizona State Commission, concerning the ground-water situation along the Gila River from Lateral 23 westward to the vicinity of Buckeye, Arizona
Leopold Alexander Heindl, Roger Ernst
1954, Open-File Report 54-114
Having attended the hearing on the Salt River Critical Area, you are conversant with the controversy in connection with the exclusion of certain lands from the critical area along the Gila Ricer from Lateral 23 westward to the vicinity of Buckeye....
Southern California Water Bulletin for 1953: General review of the water resources of Southern California for the water year of 1952-53 with special reference to the surface runoff for the water year of 1951-52
Walter Hofman, R.C. Briggs, W.M. Littlefield
1954, Open-File Report 54-127
This WATER BULLETTIN is one of a series issued annually since June 1944. Its main purpose is to present a brief analysis of those phases of the local water supply associated with the work of the Geological Survey. The first part of this review deals with the water resources for...