| Lat / long: | 38.65848, -122.51497 |
| Tertiary: | Manganese |
| Discovery year: | 1917 |
| Operation type: | Unknown |
| Development status: | Occurrence |
| MAS | 60550003 |
| DEP | 10285699 |
| Reference | {Deposit:: CALIF BULL 125 1943 P 145 BULL 76 1918 P 51; REPT 25 1929 P}{Deposit:: LL 152 1950 P 157-8} |
| Reporter | Western Field Operations Center (WFOC) |