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January 1, 1983

Mineral resource potential map of the Southern Massanutten Roadless Area, Page and Rockingham counties, Virginia Mineral resource potential map of the Southern Massanutten Roadless Area, Page and Rockingham counties, Virginia

No abstract available.

January 1, 1983

Mineral resource potential map of the Spanish Peaks Wilderness Study Area, Huerfano and Las Animas counties, Colorado Mineral resource potential map of the Spanish Peaks Wilderness Study Area, Huerfano and Las Animas counties, Colorado

A geologic and geochemical investigation and a survey of mines and prospects have been conducted to evaluate the mineral resource potential of the Spanish Peaks Wilderness Study Area, Huerfano and Las Animas Counties, in south-central Colorado. The·study area is underlain by sedimentary rocks of Paleozoic to Tertiary age (Johnson, 1969). Stocks and dikes were emplaced between 20 and 25 m...

January 1, 1983

Mineral resource potential map of the Special Mining Management Zone: Clear Creek, Lemhi County, Idaho Mineral resource potential map of the Special Mining Management Zone: Clear Creek, Lemhi County, Idaho

No abstract available.

January 1, 1983

Mineral resource potential map of the Stansbury Roadless Area, Tooele County, Utah Mineral resource potential map of the Stansbury Roadless Area, Tooele County, Utah

The U.S. Bureau of Mines and the U.S. Geological Survey have conducted a survey to determine the mineral resource potential of the eastern part (D4757) of the Stansbury Roadless Area, Tooele County, Utah. The results of this survey indicate that a low to moderate potential for copper, lead, and silver mineralization exists in part of area D4757. The balance of area D4757 is considered to...

January 1, 1983

Mineral resource potential map of the Sugarloaf Roadless Area, Esmeralda and Mineral Counties, Nevada Mineral resource potential map of the Sugarloaf Roadless Area, Esmeralda and Mineral Counties, Nevada

No abstract available.

January 1, 1983

Mineral resource potential map of the Sugarloaf Roadless Area, San Bernardino County, California Mineral resource potential map of the Sugarloaf Roadless Area, San Bernardino County, California

Geologic, geochemical, and geophysical investigations and a survey of mines and prospects indicate that the Sugaloaf Roadless Area contains subeconomic graphite and magnesian marble resources. Parts of the area have a low potential for the occurrence of additional low-grade graphite resources, but there is no potential for additional magnesian marble resources within the roadless area...