| Lat / long: | 38.85877, -122.82164 |
| Tertiary: | Manganese |
| Ore: | Psilomelane, Pyrolusite |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| MRDS | M009015 |
| DEP | 10030693 |
| Reference | {Deposit:: CALIF. B. 125, 1943, P. 125}{Deposit:: CALIF. BULL. 152, PP. 90-91} |
| Reporter | Gere, W., Killman, K.; Albers, J. |