| Lat / long: | 37.61808, -105.26778 |
| Primary: | Gold, Silver |
| Secondary: | Lead, Copper |
| Ore: | Galena, Pyrite |
| Operation type: | Underground |
| Production size: | Small |
| Development status: | Past Producer |
| Host rock: | Minturn Formation |
| Host type: | Monzonite,Diorite |
| Structure: | Sierra Blanca Massif, Ft. Garland Embayment, Vega Cr. Anticline, Wagon Mesa Fault |
| Tectonic: | Central Cordillera (Southern Rocky Mtns.) |
| Alteration processes: | Iron Oxides And Copper Staining |
| MRDS | DC02747 |
| DEP | 10098035 |
| Reference | PATTON, H.B., AND OTHERS, 1910, GEOLOGY OF THE GRAYBACK MINING DISTRICT, COSTILLA COUNTY, COLORADO: CGS BULL. 2 |
| Reporter | Schwochow, Stephen D. |