Burgin, L.B., 1976, Time required in developing selected Arizona copper mines: U.S. Bureau of Mines Information Circular I.C. 8702, 144 p. Authors Burgin, L.B. Publication Date 1976 Citation U.S. Bureau of Mines Information Circular I.C. 8702, 144 p. State AZ Province BR TR County GI PN PM MO Placenames Globe-Miami area Sierrita Mts. San Manuel area Cerbat Mts. Keywords Mineral District Porphyry Copper More Keywords Mineral District, Porphyry Copper, AzGeoBib RefNum 1485