| Lat / long: | 38.11001, -105.32001 |
| Primary: | Silver |
| Secondary: | Lead |
| Ore: | Galena |
| Gangue: | Barite |
| Orebody form: | vein |
| Discovery year: | 1883 |
| Operation type: | Underground |
| Deposit type: | Vein |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1883 |
| Host type: | Trachyte |
| Associated rock: | Trachyte Of Game Ridge;Undivided Gneiss; Dark, Augite-Gneiss |
| Associated type: | Trachyte |
| Structure: | Rosita Volcanic Center, Wet Mtns, California Fault Separates Trachyte And Gneiss |
| Tectonic: | Central Cordillera (Southern Rocky Mtns) |
| Alteration processes: | Weak Argillization |
| MRDS | D007839 |
| DEP | 10012288 |
| Reference | {Deposit:: CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.}{Deposit:: SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.}{Deposit:: Emmons, S.F., 1896, The mines of Custer County, Colorado: U.S. Geological Survey 17th Annual Report, Pt. 2, pp. 405-472.}{Reserve-Resource:: Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.} |
| Reporter | Collins, Donna B., Beach, Richard A. |