| Lat / long: | 39.19795, -121.07993 |
| Primary: | Gold |
| Ore: | Gold |
| Gangue: | Opal, Quartz |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Diabase |
| MRDS | C011290 |
| DEP | 10101265 |
| Reference | {Deposit:: LOGAN, C. A., 1941 , MINERAL RESOURCES OF NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37 , NO. 3 , PL. 3 .}{Deposit:: HOBSON, J. B., WILTSEE, E. A., 1893 , NEVADA COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 11 , P. 282 .}{Deposit:: JOHNSTON, W. D., 1940 , THE GOLD QUARTZ VEINS OF GRASS VALLEY, CALIFORNIA: US GEOLOGICAL SURVEY PROFESSIONAL PAPER 194 , P. 66 .} |
| Reporter | Bowman, J. And Albers, J. |