Mineral resources of the Cactus Plain and East Cactus Plain Wilderness Study Areas, La Paz County, Arizona

Tosdal, R.M., Eppinger, R.G., Erdman, J.A., Hanna, W.F., Pitkin, J.A., Blank, H.R., Jr., O'Leary, R.M., Watterson, J.R., and Kreidler, T.J., 1990, Mineral resources of the Cactus Plain and East Cactus Plain Wilderness Study Areas, La Paz County, Arizona: U.S. Geological Survey Open-File Report 90-0510, 48 p.