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Page 4812, results 120276 - 120300

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Mineral resource potential map of the Ramseys Draft Addition, Augusta and Highland counties, Virginia
F. G. Lesure, P. C. Mory
1982, Miscellaneous Field Studies Map 1369-C
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 the U.S. Bureau of Mines have been conducting mineral surveys of wilderness and primitive areas. Areas officially designated as "wilderness," "wild,"...
Map showing quarries, mines, prospects, and sample data in and near the James River Face Wilderness, Bedford and Rockbridge counties, Virginia
Gertrude C. Gazdik, Robert B. Ross Jr.
1982, Miscellaneous Field Studies Map 1337-C
The james River Face Wilderness comprises 8,800 acres in the Jefferson National Forest and occupies parts of Bedford and Rockbridge Counties, west-central Virginia.  It is about 2 mi southeast of Natural Bridge Station and 0.5 mi south of Glasgow (fig. 1). Access is provided by U.S. Route 501, State Route 130,...
Reconnaissance geologic map and mineral resource potential of the Gearhart Mountain Wilderness and Roadless Area (6225), Lake and Klamath counties, Oregon
George W. Walker, James Ridenour
1982, Miscellaneous Field Studies Map 1367
The Gearhart Mountain Wilderness, Lake and Klamath Counties, Oreg., is devoid of mines and mineral prospects and there are no known mining claims within the area. Furthermore, the results of this mineral appraisal indicate that there is little likelihood that commercial deposits of metallic minerals will be found in the...
Maps showing coal resources of the Big A Mountain Quadrangle, Russell and Buchanan counties, Virginia
Charles R. Meissner, Stephen E. Heermann
1982, Miscellaneous Field Studies Map 1439
The coal-bearing Norton Formation of Early and Middle Pennsylvanian age is at the surface over most of the northwestern two-thirds of the Big A Mountain quadrangle. The southeastern part of the quadrangle, bounded on the northwest and northeast by Buffalo Mountain and Russell Fork faults, consists of highly faulted rocks...
Maps showing locations and descriptions of radiocarbon-dated samples from central and northern California
Carol A. Price
1982, Miscellaneous Field Studies Map 1321
This compilation includes radiocarbon dates and other pertinent information about samples from northern and central California, principally north of latitude 36°, drawn largely from Radiocarbon, Science, unpublished data of U.S. Geological Survey geologists, and other published and unpublished data brought to the author's attention as of January 1981. It includes...
Geochemical survey of the Dolly Ann Roadless Area, Alleghany County, Virginia
Frank G. Lesure
1982, Miscellaneous Field Studies Map 1358-B
The U.S. Geological Survey (USGS) made a reconnaissance geochemical survey of the Dolly Ann Roadless Area (fig. 1) to test for indistinct or unexposed mineral deposits that might be recognized by their geochemical halos. Similar geochemical surveys based on trace-element analyses have been credited with the discovery of many types...
Mineral resource potential map of the Rock Pile Mountain Wilderness Study area, Madison County, Missouri
Walden P. Pratt, Ralph L. Erickson, Clarence Ellis
1982, Miscellaneous Field Studies Map 1339-B
Although the Rock Pile Mountain Wilderness Study Area is within the general boundary of the Southeast Missouri mining district, it has no record of mineral production and there is no mining or prospecting activity at present. Exploratory drill holes on private land along the west side of the area encountered...