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Geologic map datasets of the Custer and Gallatin National Forests of South-central Montana, in ARC/INFO format: Absaroka-Beartooth study area
The digital ARC/INFO databases included in this directory provide a geologic map GIS database of the Absaroka-Beartooth study area (ABSA), a tract of approximately 1.4 million acres of National Forest land in southwestern Montana. The ABSA is adjacent to |
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Geologic map datasets of the Custer and Gallatin National Forests of South-central Montana, in ARC/INFO format: Northern portion
The geology of western and northern Gallatin National Forest was mapped in two parts as part of an evaluation of its mineral resource potential by the USGS. Previously, the western part was released as Map A and the northern part as Map B of USGS Geologic |
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Geologic map datasets of the Custer and Gallatin National Forests of South-central Montana, in ARC/INFO format: Pryor Mountains
The digital ARC/INFO databases included in this directory provide a geologic map GIS database of the Custer National Forest in the Pryor Mountains of south-central Montana. The geologic map area comprises approximately 122 square miles (316 square kilome |
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Geologic map datasets of the Custer and Gallatin National Forests of South-central Montana, in ARC/INFO format: Western portion
The geology of western and northern Gallatin National Forest was mapped in two parts as part of an evaluation of its mineral resource potential by the USGS. Previously, the western part was released as Map A and the northern part as Map B of USGS Geologic |
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Case study of the environmental signature of a recently abandoned, carbonate-hosted replacement deposit: The Clayton Mine, Idaho
Multi-element geochemical analysis of host rock, ore, mine waste, flotation-mill tailings, slag, stream sediments, creek and adit waters, and leachates of mine waste and mill tailings. |