Location: | Custer County, Colorado, United States, North America |
Lat / long: | 38.14223, -105.44557 |
dep_id: | 10012298 |
mrds_id: | D007851 |
Commodity type: | metallic |
Major mineral: | Silver |
Trace mineral: | Manganese, Iron |
Operation type: | Underground |
Production size: | Small ammount of material produced |
Development status: | Past Producer |
ore: | Cerargyrite |
gangue: | Clay, Wad |
work_type: | Underground |
model: | 82: Epithermal veins |
alteration: | Weakly Argillized |
conc_proc: | Ore Is Concentrated In Concentric Shells Around Spherulitic Boulders |
ore_ctrl: | Near Geyser Vents And Breccia Pipes |
Reporter: | Collins, Donna B. |
hrock_type: | Volcanic Rock (Aphanitic),Obsidian,Rhyolite |
arock_unit: | Silver Cliff Rhyolite Unit 2 |
arock_type: | Rhyolite |
Structure: | Silver Cliff Volcanic Center, Wet Mtns, Wet Mtn Valley, Fault |
tectonic: | Central Cordillera (Southern Rocky Mtns) |
dy_ba: | < |
disc_yr: | 1895 |
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.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.
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