Location: | Custer County, Colorado, United States, North America |
Lat / long: | 38.10473, -105.33613 |
dep_id: | 10012438 |
mrds_id: | D008070 |
Commodity type: | metallic |
Major mineral: | Silver |
Minor mineral: | Copper, Lead |
Operation type: | Underground |
Production size: | Small ammount of material produced |
Development status: | Past Producer |
ore: | Chalcopyrite, Galena, Malachite, Pyrite, Silver, Stephanite, Tetrahedrite |
gangue: | Barite, Calcite, Clay |
work_type: | Underground |
model: | 105: Epithermal vein, generic |
alteration: | Strongly Argillized |
ore_ctrl: | Humboldt-Pocahontas Vein; Mineralized Fissures |
Reporter: | Collins, Donna B., Beach, Richard A. |
hrock_unit: | Rosita Andesite;Game Ridge Trachyte |
hrock_type: | Andesite,Volcanic Breccia (Agglomerate) |
arock_type: | Trachyte |
Structure: | Rosita Volcanic Center, Wet Mtns, Rosita Fault |
tectonic: | Central Cordillera (Southern Rocky Mtns) |
Year first produced: | 1874 |
disc_yr: | 1874 |
References: |
- 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.N., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081, 1:24,000.
- Reserve-Resource:: Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.
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