| Lat / long: | 37.55181, -121.69133 |
| Tertiary: | Manganese |
| Discovery year: | 1917 |
| Operation type: | Surface |
| Development status: | Prospect |
| MRDS | M004676 |
| MAS | 60010008 |
| DEP | 10138097 |
| Reference | CALIF JOUR MINES & GEO V 46 NO 2 APRIL 1950 P343 PL 58 |
| Reporter | Western Field Operations Center (WFOC) |