| Lat / long: | 39.81627, -121.50026 |
| Tertiary: | Iron, Chromium |
| Discovery year: | 1916 |
| Operation type: | Underground |
| Development status: | Past Producer |
| First production started: | 1917 |
| MRDS | M005428 |
| MAS | 60070140 |
| DEP | 10259641 |
| Reference | RYNEARSON,G.A.,1953,CDM AND G BULL 134,PT.3,CHAP.5,P.273 |
| Reporter | Hayashi |