| Lat / long: | 37.60301, -121.59573 |
| Tertiary: | Manganese |
| Discovery year: | 1893 |
| Operation type: | Unknown |
| Development status: | Past Producer |
| MRDS | W023407 |
| MAS | 60010020 |
| DEP | 10211458 |
| Reference | {Deposit:: CALIF JOUR MINES &GEO V 46 NO2 APRIL 1950 P343 PL 58}{Deposit:: BULL 152 P24} |
| Reporter | Western Field Operations Center (WFOC) |