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Publication Extents

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Effect of irrigation pumping on desert pupfish habitats in the Ash Meadows, Nye County, Nevada
William W. Dudley Jr., J. D. Larson
1976, Professional Paper 927
The Ash Meadows area, at the southern tip of the Amargosa Desert in southern Nevada, discharges ground water collected over several thousand square miles of a regional flow system developed in Paleozoic carbonate rocks. Water moves westward across fault contacts from the bedrock into poorly interconnected gravel, sand, and terrestrial-limestone...
Copper Deposits in Sedimentary and Volcanogenic Rocks
Elizabeth B. Tourtelot, James David Vine
1976, Professional Paper 907-C
Copper deposits occur in sedimentary and volcanogenic rocks within a wide variety of geologic environments where there may be little or no evidence of hydrothermal alteration. Some deposits may be hypogene and have a deep-seated source for the ore fluids, but because of rapid cooling and dilution during syngenetic deposition...