| Lat / long: | 37.8732, -121.88854 |
| Primary: | Manganese |
| Operation type: | Unknown |
| Development status: | Prospect |
| MAS | 60130003 |
| DEP | 10114682 |
| Reference | {Deposit:: CALIF. SP. REPT. 80, P.22, & PL. 1.}{Deposit:: PROD: 3000 TONS OF ORE}{Deposit:: UMPLEBY JOESPH L 1930 USGS BUL 814 P 189} |
| Reporter | Western Field Operations Center (WFOC) |