| Lat / long: | 37.68022, -120.28629 |
| Primary: | Manganese |
| Tertiary: | Copper, Iron, Phosphorus-Phosphates, Sulfur, Zinc |
| Discovery year: | 1917 |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| MRDS | M009256 |
| MAS | 60430001 |
| DEP | 10188131 |
| Reference | {Deposit:: CALIF JOUR OF MINES GEOLOGY V 53 NOS 1,2; JAN-APRIL 1957}{Deposit:: PP 191 324 PL 41 DOM BULL 152 1950 PP 106-108}{Deposit:: ALSO SEC 14} |
| Reporter | Mcmahan |