| Lat / long: | 37.50461, -121.57772 |
| Tertiary: | Manganese |
| Discovery year: | 1918 |
| Operation type: | Unknown |
| Development status: | Past Producer |
| MRDS | M004700 |
| MAS | 60010024 |
| DEP | 10259858 |
| Reference | CALIF JOUR M6 V46 NO2 APR 1950 P 345 PI 58 |
| Reporter | Western Field Operations Center (WFOC) |