Quartz from Contention-Grand Central Mine group, Tombstone Mining District, Cochise County, Arizona, USA
USA | |
| Traywick, Ben. T. (1983), The Mines of Tombstone: 33. |
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 421 Williams, S. A. (1979) Girdite, oboyerite, fairbankite, and winstanleyite, four new tellurium minerals from Tombstone, Arizona. Mineralogical Magazine, 43 (328) 453-457 doi:10.1180/minmag.1979.043.328.01 |