| Lat / long: | 38.12807, -105.33029 |
| Primary: | Gold, Silver |
| Secondary: | Zinc, Copper, Lead |
| Ore: | Chalcopyrite, Jamesonite, Smithsonite, Sphalerite, Tetrahedrite |
| Gangue: | Calcite, Dolomite, Pyrite, Quartz, Stibnite |
| Orebody form: | breccia pipe |
| Discovery year: | 1877 |
| Operation type: | Underground |
| Production size: | Small |
| Development status: | Past Producer |
| First production started: | 1878 |
| Host type: | Tuff,Volcanic Breccia (Agglomerate),Andesite |
| Structure: | Rosita Volcanic Center, Wet Mtns, Breccia Pipe, Faults, Fractures, Mineralized Fissures |
| Tectonic: | Central Cordillera (Southern Rocky Mtns) |
| Alteration processes: | Strongly Argillized; Quartz Zone |
| MRDS | D007931 |
| DEP | 10087577 |
| 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.} |
| Reporter | Collins, Donna B. |