Decker overburden and exposed zone for the Anderson-Canyon coal zone, 1999 National Coal Resource Assessment
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资源简介:
These ArcView shapefiles contain: 1) a representation of thickness of overburden above the Anderson-Canyon coal zone, and 2) a representation of exposed zone for the Anderson-Canyon coal zone in the Decker coalfield, Powder River Basin, Montana. These themes were created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and Great Plains Region.
创建时间:
1999-01-01



