| Lat / long: | 39.44069, -123.17831 |
| Primary: | Manganese |
| Ore: | Psilomelane, Pyrolusite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host rock: | Franciscan Complex |
| Host type: | Chert |
| MRDS | M010044 |
| DEP | 10031344 |
| Reference | {Deposit:: CALIF. JOUR. MINES & GEOLOGY, V. 49, NO. 4, OCT. 1953, PP. 363, 386}{Deposit:: D.O.M. BULL. 152, PP. 120-1-2} |
| Reporter | Killman, K.; Albers, J., Gere, W. |