Drill hole and/or outcrop locations, Ferris Coal Zones in Hanna Basin, Wyoming, 23, 25, 31, 50 and 65 coal zones (fer*ptg)
These ArcView shapefiles contain representations of the public drill holes in the Ferris coal zones in the Ferris coalfield, Hanna Basin, Wyoming.  These datasets were created specifically for the National Coal Resources Assessment in the Northern Rocky Mountains and Great Plains Region.