Title: 1999 resource assessment of selected Tertiary coal beds and zones in the northern Rocky Mountains and Great Plains region
Description: Disc 1 contains the results of the assessment and chapters on coal geology, occurrence, distribution, quantity and quality with maps, cross sections, illustrations, photographs, and land ownership maps.  Disc 2 contains interactive GIS files of land use, ownership, geology, maps, and cross sections.
Subjects: Coal, Stratigraphic Geology, Coal reserves, Geology
Places: Fort Union Formation, Great Plains, Rocky Mountains
Time periods: Tertiary