| Lat / long: | 37.12462, -121.69072 |
| Tertiary: | Manganese |
| Discovery year: | 1917 |
| Operation type: | Unknown |
| Development status: | Prospect |
| MRDS | W025110 |
| MAS | 60850020 |
| DEP | 10140986 |
| Reference | DOM BULL. 125, P. 177, BULL. 152, P.413 USBM RI. 5579, P |
| Reporter | Western Field Operations Center (WFOC) |