| Lat / long: | 37.39908, -122.35187 |
| Primary: | Gold |
| Secondary: | Silver |
| Ore: | Gold |
| Gangue: | Quartz |
| Operation type: | Unknown |
| Production size: | Small |
| Development status: | Past Producer |
| MRDS | M022310 |
| DEP | 10035140 |
| Reference | DAVIS, F.F., 1955, MINES AND MINERAL RESOURCES OF SAN MATEO CO., CALIF.: CALIF. JOUR. MINES AND GEOLOGY, V. 51, NO. 4, P. 41 |
| Reporter | Nelson, Scott C. (Albers, John, P.) |