Wad from Tyndall Mining District, Santa Cruz County, Arizona, USA
USA | |
| MRDS database Dep. ID file #10101377, MRDS ID #D000342. |
| Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 32. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 417 Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 32. |