Geologic map and distribution of heavy minerals in Tertiary rocks of the Sheridan 30' x 60' Quadrangle, Wyoming and Montana

I-2020 Geologic map and distribution of heavy minerals in Tertiary rocks of the Sheridan 30' x 60' Quadrangle, Wyoming and Montana, scale 1:100,000, 1990, ISBN 978-0-607-79180-8 Keywords: Sheridan county, Geologic map, Bedrock, Powder river basin