| Lat / long: | 37.51551, -121.57662 |
| Primary: | Manganese |
| Operation type: | Surface |
| Development status: | Past Producer |
| MRDS | M004697 |
| MAS | 60010053 |
| DEP | 10211641 |
| Reference | {Deposit:: 17TH REPORT OF STATE MINERALOGIST,P.28 (1920); 25TH REPORT}{Deposit:: STATE MINERALOGIST, P.437; DOM. BULL. 140, PI. 1 (GEO.)} |
| Reporter | Western Field Operations Center (WFOC) |