geographic coordinates and, where applicable, by county and section, township, and range. Both published...mine (Pennsylvania) and the San Julian mine (California),are examples of this type of deposit Contact...Geology and ore deposits of the Bagdad area, Yavapai County, Arizona: U.S. Geol. Survey Prof. Paper 278,...Gibellini manganese-zinc-nickel deposits, Eureka County, Nevada: U.S. Bur. Mines Kept. Inv. 4162, 9 p...Copper Mine, Madera County, California, jLn Jenkins, O.P., Copper in California: Div. Mines Bull. 144 |