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Geologic, geochemical and mineral resource potential map of the Piney Creek Wilderness, Stone and Barry counties, Missouri
Walden P. Pratt, Ralph L. Erickson, Kenneth C. Thomson, Clarence Ellis
1982, Miscellaneous Field Studies Map 1494
There is no evidence of significant metallic-mineral deposits in the rock units that are exposed at the surface in the wilderness, but there may be some potential for mineral deposits of two different types at depths from 400ft (120 m) to more than 2,100 ft (640 m) below the surface....
Mineral resource potential map of the James River Face Wilderness, Bedford and Rockbridge counties, Virginia
C. Erwin Brown, Gertrude C. Gazdik
1982, Miscellaneous Field Studies Map 1337-D
The rocks in the James River Face Wilderness are shales and quartzites that overlie a meta-igneous basement. They are folded into a large southwestward-plunging anticline that is cut off on the east and south by an extensive thrust fault that brings old basement rocks over the younger sedimentary rocks. Geochemical...
Mineral resource potential map of the Bell Mountain Wilderness Study Area, Iron County, Missouri
Walden P. Pratt, Ralph L. Erickson, Clarence E. Ellis
1982, Miscellaneous Field Studies Map 1178-B
Under the provisions of the Wilderness Act (Public Law 88-577, September 3, 1964) and the Joint Conference Report on Senate Bill 4, 88th Congress, the U.S. Geological Survey and U.S. Bureau of Mines have been conducting mineral surveys of wilderness and primitive areas. Areas officially designated as "wilderness," "wild," or...