| Lat / long: | 39.19347, -122.99419 |
| Tertiary: | Manganese |
| Discovery year: | 1918 |
| Operation type: | Surface |
| Development status: | Past Producer |
| MRDS | M009038 |
| MAS | 60330032 |
| DEP | 10188053 |
| Reference | {Deposit:: USGS CRIB}{Deposit:: ALSO IN SECS. 10, 11, 12, 16.} |
| Reporter | Western Field Operations Center (WFOC) |