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Publication Extents

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Infrared survey of the Pisgah Crater area, San Bernardino County, California - a geologic interpretation
Stephen J. Gawarecki
1968, Open-File Report 69-104
The infrared survey of the Pisgah Crater Area, San Bernardino County, California was primarily undertaken to establish parameters by which rock types, structures, and textures peculiar to this locale could be recognized or differentiated. A secondary purpose was to provide an adequate evaluation and calibration of airborne and ground-based instruments...
Platinum deposits of Alaska
John Beaver Mertie Jr.
1968, Open-File Report 68-177
The placer deposits of the Goodnews Bay district in southwestern Alaska have yielded the only significant production of platinum metals in the United States, although small amounts of platinum metals have been produced from other deposits in Alaska and elsewhere in the United States. The Goodnews Bay deposits were described...
Temperature data from exploratory boreholes at the Supplemental Test Site, central Nevada - interim report
Robert J. Munroe, Thomas H. Moses Jr.
1968, Open-File Report 68-195
In cooperation with the U.S. Atomic Energy Commission, the U.S. Geological Survey is making precise temperature measurements in exploratory boreholes at the Supplemental Test Site, central Nevada. Together with thermal properties measurements made on the core, and additional temperature measurements in progress these data will he used to estimate geothermal...
Geological literature on the San Joaquin Valley of California
John Charles Maher, William W. Trollman
1968, Open-File Report 68-174
The following list of references includes most of the geological literature on the San Joaquin Valley and vicinity in central California (see figure 1) published prior to January 1,1968. The San Joaquin Valley comprises all or parts of 11 counties -- Alameda, Calaveras, Contra Costa, Fresno, Kern, Kings, Madera, Merced,...
The geologic classification of the meteorites
Donald Parker Elston
1968, Open-File Report 68-97
The meteorite classes of Prior and Mason are assigned to three proposed genetic groups on the basis of a combination of compositional, mineralogical, and elemental characteristics: l) the calcium-poor, volatile-rich carbonaceous chondrites and achondrites; 2) the calcium-poor, volatile-poor chondrites (enstatite, bronzite, hypersthene, and pigeonite), achondrites (enstatite, hypersthene, and pigeonite), stonyirons...
Geology and lode gold deposits of the Nuka Bay area, Kenai Peninsula, Alaska
Donald H. Richter
1968, Open-File Report 68-229
Nuka Bay is a deep, T-shaped fiord on the southeast coast of the Kenai Peninsula approximately 60 miles southwest of the port of Seward. Gold-bearing quartz veins were discovered in the area in 1918, and between 1920 and 1940 several small mines were in operation around the North and West...