Tetrahedrite Subgroup from Tucson Mountains, Pima County, Arizona, USA
USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 393. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 392 Galbraith, F.W. (1947), Minerals of AZ, AZ Bur. of Mines Bull. 153: 27. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 229 Guild, F.N. (1917), A microscopic study of the silver ores and their associated minerals, Econ.Geol.: 12: 297-353. |