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Collection: ADMMR |
Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T17S R12E Sec 1 NW, Sierrita Mts. physiographic area, Pima metallic mineral dist., Pima221
Collection: ADMMR |
Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T18S R11E Sec 20 NW, Sierrita Mts. physiographic area, Keystone Mine, Pima225
Collection: ADMMR |
Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T16S R12E Sec 35 SW, Sierrita Mts. physiographic area, Pima metallic mineral dist., Azurite, Pima228
Collection: ADMMR |
Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T17S R12E Sec 16 C, Sierrita Mts. physiographic area, Pima metallic mineral dist., Victoria Group, Paymaster Mine Group, Arizona Paymaster, Pima234
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
Collection: ADMMR |
Place Keywords: United States, Arizona, Pima County, Twin Buttes - 15 Min, T18S R12E Sec 1 SW, Sierrita Mts. physiographic area, Pima metallic mineral dist., Pima242
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