Unioned layer for the Wyodak-Anderson coal zone in the Powder River Basin, Montana and Wyoming (wafing.shp)
This ArcView shapefile contains a polygon representation
of numerous themes associated with the
Wyodak-Anderson coal zone. The purpose for this
theme is to allow the user to perform multitheme
queries.  This theme was created specifically for the
National Coal
Resource Assessment in the Northern Rocky Mountains
and …