| Lat / long: | 39.32407, -123.08469 |
| Tertiary: | Manganese |
| Discovery year: | 1917 |
| Operation type: | Unknown |
| Development status: | Occurrence |
| MRDS | M009998 |
| MAS | 60450042 |
| DEP | 10115543 |
| Reference | CALIF JOUR MINES AND GEOL V49 NO4 OCT 1953 P387 |
| Reporter | Western Field Operations Center (WFOC) |