| Lat / long: | 37.18912, -121.86683 |
| Primary: | Mercury |
| Operation type: | Underground |
| Development status: | Past Producer |
| MRDS | M055617 |
| MAS | 60850178 |
| DEP | 10286806 |
| Reference | U. S. GEOLOGICAL SURVEY PROF. PAPER 360, 1964, P. 151-152. |
| Reporter | Western Field Operations Center (WFOC) |