| Lat / long: | 38.8186, -106.71752 |
| Primary: | Gold |
| Tertiary: | Lead, Silver |
| Operation type: | Underground |
| Development status: | Past Producer |
| MAS | 80510244 |
| DEP | 10215490 |
| Reference | REF:USGS MATCHLESS MOUNTAIN QUAD |
| Reporter | Intermountain Field Operations Center (IFOC) |