Title: Database for the Quaternary and Pliocene Yellowstone plateau volcanic field of Wyoming, Idaho, and Montana
Description: Contains information used to produce the geological maps published as plates in U.S. Geological Survey professional paper no. 729-G. Also contains files to view or print the geological maps and main report text of the Professional paper.
Subjects: Volcanic fields, Stratigraphic Geology, Geology
Places: Yellowstone National Park
Time periods: Quaternary, Pliocene