Duftite from Mammoth, Tintic Mining District, Juab County, Utah, USA
USA | |
| Thorne, Brent (n.d.) Personal communcation. |
Thorne, Brent (n.d.) Personal communcation. | |
Thorne, Brent (n.d.) Personal communcation. | |
| Collected by and in the collection of Alex Earl |
Gold Chain Mine, Mammoth, Tintic Mining District, Juab County, Utah, USA