| Lat / long: | 40.71735, -122.6797 |
| Tertiary: | Lead, Silver, Copper |
| Operation type: | Underground |
| Development status: | Past Producer |
| MRDS | W025312 |
| MAS | 60890415 |
| DEP | 10214056 |
| Reference | CALIF JOUR V53 NOS3&4 JULY-OCT 1957 P693 |
| Reporter | Western Field Operations Center (WFOC) |