| Lat / long: | 39.43793, -122.5683 |
| Primary: | Manganese |
| Ore: | Psilomelane, Pyrolusite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| MRDS | M008635 |
| DEP | 10030492 |
| Reference | {Deposit:: CALIF. JOUR. MINES & GEOLOGY, V. 48, NO. 1, JAN. 1952, PP. 39-40, 51}{Deposit:: DOM BULL. 152, 1950, PP. 62-3} |
| Reporter | Gere, W., Von Dohlen, E.; Albers, J. |