| Lat / long: | 38.12918, -105.32418 |
| Primary: | Silver |
| Secondary: | Zinc, Lead |
| Ore: | Galena, Sphalerite |
| Gangue: | Pyrite, Calcite, Quartz |
| Discovery year: | 1882 |
| Operation type: | Underground |
| Deposit type: | Vein |
| Production size: | Small |
| Development status: | Past Producer |
| Host type: | Andesite |
| Associated rock: | Rosita Andesite |
| Associated type: | Andesite |
| Structure: | Rosita Volcanic Center, Wet Mtns, Numerous Small Faults; Near Volcanic Vent; Near Bassick Breccia Pipes |
| Tectonic: | Central Cordillera (Southern Rocky Mtns) |
| Alteration processes: | Strong Argillization, Very Bleached |
| MRDS | D007674 |
| DEP | 10101709 |
| Reference | {Deposit:: CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN REPORT, PT 2, P. 263-403.}{Deposit:: EMMONS, S.F., 1896, THE MINES OF CUSTER COUNTY, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 405-472.}{Deposit:: SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAPS I-1081.}{Reserve-Resource:: Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.} |
| Reporter | Collins, Donna B., Beach, Richard A. |