| Lat / long: | 40.07457, -120.95275 |
| Tertiary: | Silica, Manganese |
| Other material: | Chert, Fowlerite, Pyrolusite, Rhodonite |
| Operation type: | Surface-Underground |
| Development status: | Past Producer |
| MRDS | W024495 |
| MAS | 60630008 |
| DEP | 10140221 |
| Reference | {Deposit:: USBM R.I. 5579, TRENGROVE,1960}{Deposit:: CDMG BULLETINS: #152,1950, #125,1943, #76,1918} |
| Reporter | Deino, Al |