| Lat / long: | 39.54821, -121.17715 |
| Primary: | Manganese |
| Ore: | Rhodonite |
| Gangue: | Calcite, Chalcopyrite, Malachite, Pyrite |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| Host rock: | Calaveras Complex |
| Host type: | Metasedimentary Rock |
| MRDS | M005552 |
| DEP | 10028529 |
| Reference | {Deposit:: CALIF. DIV. OF MINES: R. 26, P. 408; B. 152 (1950) P. 35; B. 125, P. 104}{Deposit:: SOUTHERN PACIFIC CO., MINERALS FOR INDUSTRY, NORTHERN CALIFORNIA, V. 2, P. 60} |
| Reporter | Von Dohlen, E.; Albers, J., Gere, W. |