Ransome, F.L., 1923, Ray folio, Arizona: U.S. Geological Survey, Geologic Atlas of the United States, Folio no. 217, 24 p. [oversized], 5 sheets, scales 1:12,000 and 1:62,500.
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Mineral District, Areal, Structure, Stratigraphy, History, Production, Physical Stratigraphy, Porphyry Copper, Supergene, Mineralization, Copper, Lead, Gold, Silver, Pinal Schist - Early Proterozoic, Madera Diorite(Madera granite)(Madera quartz diorite), Scanlan Conglomerate Mbr, [Pioneer Fm][Pioneer Quartzite][Pioneer Shale][Pioneer argillite] - Apache Group - Middle Proterozoic, Barnes Conglomerate Mbr, [Dripping Spring Quartzite][Dripping Spring Fm], [Mescal Limestone][Mescal Fm], (Globe limestone), Troy Quartzite, [Martin Fm][Martin Limestone](Martin Group) - Devonian, (Tornado Limestone)[Escabrosa Limestone][Escabrosa Group]/[Naco Group][Naco Fm] - Mississippian/Pennsylvanian, [Sierra Ancha diabase][Apache diabase][Mescal diabase], Teapot Mountain Porphyry - Paleocene, Granite Mountain Porphyry, (Troy granite)(granodiorite of Troy)(Troy stock)(Troy quartz monzonite)(Troy granodiorite)Rattler Granodiorite - Cretaceous, Whitetail Conglomerate(Whitetail Fm) - Oligocene - Whitetail assemblage, [Gila Conglomerate][Gila Fm][Gila Group] - Miocene/Pliocene/Pleistocene - Gila assemblage, (Hackberry fm - San Manuel Fm - Miocene - San Manuel assemblage)Hackberry Wash facies - Cloudburst Fm - Oligocene/Miocene - mid-Tertiary volcanic assemblage,