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Mineral resource potential of the Devils Fork Roadless Area, Scott County, Virginia
No abstract available.
Mineral resource potential of the Piedra Wilderness Study Area, Archuleta and Hinsdale counties, Colorado
The mineral resource potential of the Piedra Wilderness Study Area is low. No occurrences of metallic minerals, of valuable industrial rocks and minerals, or of useful concentrations of organic fuels are known in the study area. However, a noneconomic occurrence of gypsum in the Jurassic Wanakah Formation lies a few hundred feet west of the WSA boundary, is believed to extend into the WSA, and has