| Lat / long: | 40.16236, -122.8303 |
| Primary: | Copper |
| Tertiary: | Chromium |
| Operation type: | Underground |
| Development status: | Occurrence |
| MRDS | M020943 |
| MAS | 61030051 |
| DEP | 10190530 |
| Reference | {Deposit:: CALIF JOUR MINES AND GEOL V 42 NO 3 JULY 1946 P 189}{Deposit:: THREE CLAIMS-THE SULPHIDE UNCLE SAM AND SPRING} |
| Reporter | Western Field Operations Center (WFOC) |