Jenkins, O.P., and Wilson, E.D., 1920, A geological reconnaissance of the Tucson and Amole Mountains, with Notes on the southern section of the Amole mining district, by M.A. Allen: Arizona Bureau of Mines Bulletin no. 106, 29 p.
Arizona Bureau of Mines Bulletin no. 106, 29 p.
Mineral District, Areal, Structure, Stratigraphy, Volcanic, Copper, Lead, Zinc, Gold, Silver, Molybdenum, History, Production,