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Denver Coal Basin boundary from 1999 National Coal Resource Assessment
This ArcView shapefile contains a polygon representing the extent of the Denver coal basin boundary. This theme was created specifically for the National Coal Resources... -
Geology in the Green River Basin area, Wyoming and Colorado (grbgeolg.shp)
This ArcView shapefile contains a polygon representation of generalized geology in the Green River Basin. This geology shapefile was produced as part of the National Coal... -
Net coal thickness in the Deadman coal zone in the Black Butte area, Green...
This ArcView shapefile contains a polygon representation of the Deadman coal zone thickness located within the Black Butte area of the Point of Rocks-Black Butte coalfield in... -
Knobloch outcrop, Southern Montana, 1999 National Coal Resource Assessment...
This ArcView shape file contains a line representation of the Knobloch coal bed outcrop or contact with clinker in the Ashland coalfield as defined in the USGS National Coal... -
Net coal thickness in the Hanna 77, 78, 79 and 81 coal zones of Hanna Basin,...
These ArcView shapefiles contain representations of the net coal thickness in the Hanna 77, 78, 79 and 81 coal zones, Hanna coalfield, Hanna Basin, Wyoming. These datasets were... -
Public drill hole data from Knobloch coal resource unit, Montana (knptg.shp)
This ArcView shapefile contains a digital point data representation of the public drill hole data used in coal resource calculations for the Knobloch coal resource unit. This... -
Net coal thickness isopachs, Ferris 23, 25, 31, 50 and 65 coal zones, Hanna...
These ArcView shapefiles contain representations of the net coal thickness in the Ferris 23, 25, 31, 50 and 65 coal zones in the Ferris coalfield, Hanna Basin, Wyoming. These... -
Anderson coal bed outcrop or contact with clinker, Decker coalfield, Powder...
This shapefile contains a representation of the Anderson coal bed outcrop or contact with clinker, Decker coalfield, Powder River Basin, southeast Montana. This theme was...