| Lat / long: | 39.21295, -121.07021 |
| Primary: | Gold |
| Ore: | Gold, Pyrite |
| Gangue: | Quartz |
| Operation type: | Unknown |
| Production size: | Medium |
| Development status: | Past Producer |
| Host type: | Diabase |
| MRDS | C011261 |
| DEP | 10101258 |
| Reference | {Deposit:: LOGAN, C. A., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , PL. 3 .}{Deposit:: JOHNSTON, W. D., 1940 , THE GOLD QUARTZ VEINS OF GRASS VALLEY, CALIFORNIA: US GEOLOGICAL SURVEY PROFESSIONAL PAPER 194 , P. 19 , 63 .}{Production:: JOHNSTON, 1940} |
| Reporter | Bowman, J. And Albers, J., Mosier, Dan |