Trace elements, stratigraphic data, and proximate analysis samples in the Wyodak-Anderson coal zone, Powder River Basin, Wyoming and Montana (waptg)
This ArcView shapefile contains a point representation of
the trace elements, stratigraphic data, and the proximate
analysis samples  in the Wyodak-Anderson Coal Zone.
This theme was created specifically for National Coal
Assessment in the Rocky Mountains and Northern Great
Plains Region.