| Lat / long: | 38.86859, -107.05233 |
| Primary: | Iron |
| Tertiary: | Calcium |
| Operation type: | Underground |
| Development status: | Unknown |
| MRDS | DC00956 |
| MAS | 80510190 |
| DEP | 10166800 |
| Reference | OWN:KEYSTONE MINE PROPERTY AMERICAN SMELTING AND REFINING CO |
| Reporter | Intermountain Field Operations Center (IFOC) |