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San Xavier Mine

Collection: ADMMR | Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T17S R12E Sec 2 SW, Sierrita Mts. physiographic area, Pima metallic mineral dist., Patterson Mine, Pima239

South San Xavier Mine Group

Collection: ADMMR | Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T17S R12E Sec 9 NE, Sierrita Mts. physiographic area, Pima metallic mineral dist., Gray Copper, Franklin Group, Pima245

Vulcan Mine Group

Collection: ADMMR | Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T17S R12E Sec 2 NE, Sierrita Mts. physiographic area, Pima metallic mineral dist., Pima247