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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, T16S R12E Sec 35 SW, Sierrita Mts. physiographic area, Pima metallic mineral dist., Azurite, Pima228