| Lat / long: | 41.55424, -122.95392 |
| Tertiary: | Manganese |
| Discovery year: | 1918 |
| Operation type: | Underground |
| Development status: | Prospect |
| MRDS | M020236 |
| MAS | 60930029 |
| DEP | 10141111 |
| Reference | DOM BULL 152, 1950, PP 279-280 |
| Reporter | Western Field Operations Center (WFOC) |