| Lat / long: | 37.51491, -121.57213 |
| Primary: | Manganese |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| MRDS | M004697 |
| DEP | 10027990 |
| Reference | {Deposit:: 17 TH REPORT OF STATE MINERALOGIST,P.28 (1928)}{Deposit:: 25TH REPORT OF STATE MINERALOGIST, P.437}{Deposit:: DOM BULL. 140, PL. 1 (GEOLOGY)} |
| Reporter | Gere, W., Killman, K.; Albers, J. |