Copper from Pima Mining District (Olive Mining District; Mineral Hill Mining District; Twin Buttes Mining District), Sierrita Mountains, Pima County, Arizona, USA
USA | |
| MRDS database Dep. ID file #10039594, MRDS ID #M050391. |
| Betts, John (n.d.) John Betts website listing. |
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 185, 242. | |
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 185 Journeay, J.S. (1959), Pyrometasomatic deposits at Pima mine, in Southern Arizona guidebook II, AZ Geol. Soc. Digest: 2: 198-199. | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 196. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 268, 385. |
Twin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA