| Lat / long: | 39.16267, -120.92409 |
| Primary: | Manganese |
| Ore: | Psilomelane, Pyrolusite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| Host rock: | Calaveras Complex |
| Host type: | Metasedimentary Rock |
| MRDS | M011420 |
| DEP | 10109284 |
| Reference | {Deposit:: D.O.M. BULL. 125, P. 148}{Deposit:: CALIF. JOUR. MINES & GEOLOGY, V. 37, NO. 3, JULY 1941, PP. 441, 445}{Deposit:: BULL. 152, 1950, PP. 166-7} |
| Reporter | Gere, W., Killman, K.; Albers, J. |