| Lat / long: | 38.72818, -122.74327 |
| Primary: | Manganese |
| Operation type: | Unknown |
| Deposit type: | FRANCISCAN TYPE |
| Production size: | None |
| Development status: | Occurrence |
| MRDS | M020249 |
| DEP | 60000931 |
| Reference | {Deposit:: D.O.M. BULL. 152 1950 P. 285}{Deposit:: D.O.M. BULL. 125 1943 P. 187} |