| Lat / long: | 38.61349, -122.32186 |
| Primary: | Manganese |
| Operation type: | Surface-Underground |
| Development status: | Occurrence |
| MAS | 60550041 |
| DEP | 10164623 |
| Reference | {Deposit:: CALIF BULL 125, 1943, P 145; BULL 152, 1950, P 158}{Deposit:: CHERT CONTAINS LESS THAN 1% MANGANESE} |
| Reporter | Western Field Operations Center (WFOC) |