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Coal fields and outlines of coal-bearing strata in the Colorado Plateau coal...
These are shapefiles and ARC/INFO coverages of coal fields and coal-bearing formations in the Colorado Plateau. These GIS layers were created by combining numerous ARC/INFO... -
Powder River Basin boundary, 1999 Coal Resource Assessment (prbbndg.shp)
This ArcView shapefile contains a polygon representing the boundary of the Powder River Basin based on a generalized contact of Cretaceous and Tertiary rocks. This theme was... -
Northern Powder River Basin, Montana, defined for 1999 National Coal...
This ArcView shapefile contains a polygon representation of the northern boundary of the Powder River Basin (Montana). This theme was created specifically for the National Coal... -
Powder River Basin boundary, 1999 Coal Resource Assessment (prbbndg.shp)
This ArcView shapefile contains a polygon representing the boundary of the Powder River Basin based on a generalized contact of Cretaceous and Tertiary rocks. This theme was... -
Hanna and Carbon Basin boundaries, Wyoming, 1999 National Coal Resource...
This ArcView shapefile contains a polygon representation of the Hanna and Carbon Basins, Wyoming. This shapefile was created as part of the National Coal resource Assessment in... -
Northern Powder River Basin, Montana, defined for 1999 National Coal...
This ArcView shapefile contains a polygon representation of the northern boundary of the Powder River Basin (Montana). This theme was created specifically for the National Coal... -
Coal fields and outlines of coal-bearing strata in the Colorado Plateau coal...
These are shapefiles and ARC/INFO coverages of coal fields and coal-bearing formations in the Colorado Plateau. These GIS layers were created by combining numerous ARC/INFO... -
Powder River Basin boundary, 1999 Coal Resource Assessment (prbbndg.shp)
This ArcView shapefile contains a polygon representing the boundary of the Powder River Basin based on a generalized contact of Cretaceous and Tertiary rocks. This theme was...