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Environmental-stratigraphic cross sections of the Cretaceous Fox Hills Sandstone and Hell Creek Formation and Paleocene Fort Union Formation, Richland and Roosevelt Counties, Montana Environmental-stratigraphic cross sections of the Cretaceous Fox Hills Sandstone and Hell Creek Formation and Paleocene Fort Union Formation, Richland and Roosevelt Counties, Montana
This study was conducted to determine the stratigraphic, lithofacies, and deopsitional relationships of the Cretaceous Fox Hills Sandstone and Hell Creek Formation and The Paleocene Fort Union Formation. These relationships, shown in sections A-A', B-B', C-C', and D-D', we established form nearly continuous exposures in the Missouri River valley in Richland and Roosevelt Counties, Mont...
Geochemical map and rock and stream-sediment data from the Wild Rogue Wilderness, Coos and Curry counties, Oregon Geochemical map and rock and stream-sediment data from the Wild Rogue Wilderness, Coos and Curry counties, Oregon
The Wild Rogue Wilderness is located in Coos and Curry Counties, southwestern Oregon and covers part of the Bone Mountain, Marial, and Agness 15' quadrangles (fig. 1). It is an elongate area, 19 mi by 0.8 to 3 mi (31 km by 1.3 to 5 km) and includes approximately 35,818 acres extending from the town of Agness northeast to Mount Bolivar. The area is characterized by several diverse...
Geochemical map of the Arnold Mesa Roadless Area, Yavapai County, Arizona Geochemical map of the Arnold Mesa Roadless Area, Yavapai County, Arizona
The Wilderness Act (Public Law 88-577, September 3, 1964) and related acts require the U.S. Geological Survey and the U.S. Bureau of Mines to survey certain areas on Federal lands to determine their mineral resource potential. Results must be made available to the public and be submitted to the President and the Congress. This report presents the results of a geochemical survey of the...
Geochemical map of the Mount Eddy and Castle Crags Roadless Areas, Shasta, Siskiyou, and Trinity counties, California Geochemical map of the Mount Eddy and Castle Crags Roadless Areas, Shasta, Siskiyou, and Trinity counties, California
The Mount Eddy and Castle , Crags Roadless Areas occupy 9,600 acres (39 km2) and 3,300 acres (13 km2), respectively, in Shasta, Siskiyou, and Trinity Counties, Calif., approximately 8 mi (13 km) west of the towns of Mount Shasta City and Dunsmuir (fig. 1). Access is provided by secondary roads and trails from Interstate Highway 5, which passes through Mount Shasta City and Dunsmuir. The...