| Lat / long: | 39.70719, -105.69699 |
| Primary: | Gold |
| Tertiary: | Silver |
| Operation type: | Underground |
| Development status: | Past Producer |
| MAS | 80190535 |
| DEP | 10141626 |
| Reference | REF:CBM ANNUAL REPORT 1919 OWN/OP:DROPNER MILL,MINING & TRAN |
| Reporter | Intermountain Field Operations Center (IFOC) |