Geologic map and distribution of heavy minerals in Tertiary and uppermost Cretaceous rocks of the Buffalo 30' x 60' Quadrangle, Johnson and Campbell counties, Wyoming

I-2022 Geologic map and distribution of heavy minerals in Tertiary and uppermost Cretaceous rocks of the Buffalo 30' x 60' Quadrangle, Johnson and Campbell counties, Wyoming, scale 1:100,000, 1990, ISBN 978-0-607-79182-2 Keywords: Johnson county, Campbell county, Geologic map, Bedrock, Powder river basin