1. Dispersion patterns in rocks formed by the ratio of Cd/Zn, Pb/Zn, and Cu/Pb in the Coeur d'Alene district, Idaho and Montana [cartographic material] Yale Public content 1979. 2014-04-08T19:28:33Z. 2014-04-22T22:18:17Z. Gott, Garland Bayard, 1912-. U.S. Geological Survey. English. Public. Idaho, Shoshone County, Montana, Sanders County, and Mineral County.