Tetrahedrite Subgroup from selected localities.
USA | |
| MRDS database Dep. ID file #10039575, RDS D #M050359. |
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 224. | |
| Galbraith, F.W. (1947), Minerals of Arizona, AZ Bur. Mines Bull. 153: 393. |