Magnetite from selected localities.
USA | |
| Anaconda Mining Company Collection |
Guidebook for the Butte Field Meeting of the Society Of Economic Geologists, 1973 | |
Guidebook for the Butte Field Meeting of the Society Of Economic Geologists, 1973 |
USA | |
| Anaconda Mining Company Collection |
Guidebook for the Butte Field Meeting of the Society Of Economic Geologists, 1973 | |
Guidebook for the Butte Field Meeting of the Society Of Economic Geologists, 1973 |