Metallic and Radioactive Minerals and Lapidary Materials Map of the Powder River Basin and Adjacent Uplifts, Wyoming (1990)

Hausel, W.D., Harris, R.E., King, J.K., and Sutherland, W.M., 1990, Metallic and radioactive minerals and lapidary materials map of the Powder River Basin and adjacent uplifts, Wyoming: Geological Survey of Wyoming [Wyoming State Geological Survey] Map Series 32, scale 1:500,000.