| Lat / long: | 40.75315, -122.27859 |
| Tertiary: | Manganese |
| Discovery year: | 1917 |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| MAS | 60890007 |
| DEP | 10286334 |
| Reference | {Deposit:: CAL BULL 152, 1950 P.267}{Deposit:: ALSO SECT 3 & 22-23-24 ALSO TOWNSHIP 37N & RANGE 3E} |
| Reporter | Western Field Operations Center (WFOC) |