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Steve Roberts

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This ArcView shapefile contains a polygon representation of the Knobloch coal resource unit - main coal bed split. This theme was created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and Great Plains Region.
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This ArcView shapefile contains a point representation of drill hole and outcrop data points in the coal resource assessment of the Rosebud-Robinson coal zone, Colstrip coalfield, Montana. This theme was created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and Great Plains Region.
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This ArcView shapefile contains a polygon representation of numerous themes for the Decker coalfield. These themes are listed in the process steps. Its sole purpose is to allow the users to perform multiple theme queries. This theme was created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and Great Plains Region.
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This ArcView shapefile contains a polygon representation of the overburden to the base of the Rosebud-Robinson coal zone, Colstrip coalfield (Powder River Basin), Montana. This theme was created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and Great Plains Region.
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