Chalcophanite from Montana, USA
USA | |
| Geology and Ore Deposits of the Philipsburg District, Granite Co., Montana William C. Prinz, 1967 |
| Geology and Ore Deposits of the Philipsburg District, Granite Co., Montana William C. Prinz, 1967 |
| Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825 |
Geology and Ore Deposits of the Philipsburg District, Granite Co., Montana William C. Prinz, 1967 | |
Geology and Ore Deposits of the Philipsburg District, Granite Co., Montana William C. Prinz, 1967 |