| Lat / long: | 37.68327, -118.51762 |
| Primary: | Tungsten |
| Tertiary: | Copper, Molybdenum |
| Ore: | Chalcopyrite, Molybdenite, Scheelite |
| Gangue: | Calcite, Diopside, Epidote, Garnet, Pyrrhotite, Quartz |
| Orebody form: | IRREGULAR |
| Discovery year: | 1917 |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Producer |
| First production started: | 1928 |
| Host type: | Marble |
| Associated type: | Rhyolite |
| Structure: | Sierra Nevada Batholith |
| Alteration processes: | Formation Of Tactite; Bleaching |
| MRDS | D001062 |
| DEP | 10008717 |
| Reference | {Deposit:: LEMMON, D.M., UNPUBLISHED DATA.}{Deposit:: LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.}{Deposit:: ELLIOTT, J.E., 1971, THE MINERALOGY AND GEOCHEMISTRY OF THE TUNGSTEN DEPOSITS OF THE BLACK ROCK MINE, MONO COUNTY, CALIF., STANFORD UNIV., UNPUB. PHD THESIS, 131P.}{Deposit:: 1941 DIREXPL USBM}{Deposit:: 1953 GEOLMAP RINEHART AND ROSS, REPT., MAPS.} |
| Reporter | Elliott, James E., Elliott, J., Mosier, Dan |