| Lat / long: | 38.53544, -123.1808 |
| Primary: | Manganese |
| Ore: | Rhodochrosite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| Host rock: | Franciscan Complex |
| Host type: | Sandstone,Chert |
| MRDS | M020238 |
| DEP | 10033628 |
| Reference | {Deposit:: D.O.M. BULL. 152 1950 PP. 280 - 282}{Deposit:: D.O.M. BULL. 125 1943 P. 186} |
| Reporter | Killman, K.; Albers, J. |