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184904 results.

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Gold-bearing skarns
Ted G. Theodore, Greta J. Orris, Jane M. Hammerstrom, James D. Bliss
1991, Bulletin 1930
In recent years, a significant proportion of the mining industry's interest has been centered on discovery of gold deposits; this includes discovery of additional deposits where gold occurs in skarn, such as at Fortitude, Nevada, and at Red Dome, Australia. Under the classification of Au-bearing skarns, we have modeled...
Geology and water resources of Owens Valley, California
Kenneth J. Hollett, Wesley R. Danskin, William F. McCaffrey, Caryl L. Walti
1991, Water Supply Paper 2370-B
Owens Valley, a long, narrow valley located along the east flank of the Sierra Nevada in east-central California, is the main source of water for the city of Los Angeles. The city diverts most of the surface water in the valley into the Owens River-Los Angeles Aqueduct system, which transports...
National water-quality assessment program : the Albemarle- Pamlico drainage
O. B. Lloyd Jr., C.R. Barnes, M. D. Woodside
1991, Open-File Report 91-156
In 1991, the U.S. Geological Survey (USGS) began to implement a full-scale National Water-Quality Assessment (NAWQA) program. Long-term goals of the NAWQA program are to describe the status and trends in the quality of a large, representative part of the Nation's surface- and ground-water resources and to provide a sound,...
Well-construction and hydrogeologic data for observation wells in the vicinity of a low-level radioactive-waste disposal site near Sheffield, Illinois
Lawrence J. Mansue, P.C. Mills
1991, Open-File Report 90-382
The U.S. Geological Survey conducted hydrogeologic studies at the low-level radioactive-waste disposal site near Sheffield, Illinois, from 1976 through 1987. During that period, 108 observation wells were installed in the vicinity of the disposal site in glacial and post-glacial deposits of Quaternary age and bedrock of Pennsylvanian age. Data in...