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Collection: ADMMR |
Place Keywords: United States, Arizona, Cochise County, Portal - 7.5 Min, T17S R31E Sec 9 SW, Chiricahua Mts. physiographic area, Bradshaw Arizona, Round Valley Mine, Cochise15
Collection: ADMMR |
Place Keywords: United States, Arizona, Pima County, Twin Buttes - 7.5 Min, T18S R13E Sec 5 C, Sierrita Mts. physiographic area, Pima metallic mineral dist., Twin Buttes Open Pit, Pima246