Commodities
PrimaryZinc, Lead, Silver
SecondaryCopper
TertiaryIron
Commodity typeM
Deposit
Model105: Epithermal vein, generic
Deposit sizeS
WorkingsUnderground
Ore controlWall Rock Replacement Along Humboldt-Pocahontas Vein
Materials
Ore mineralsArgentite, Chalcopyrite, Galena, Pyrite, Silver, Sphalerite, Stephanite, Tetrahedrite
GangueBarite, Calcite, Clay
Geology
Host rockAndesite
Associated rockTrachyte,Andesite · Rosita Andesite;Game Ridge Trachyte
StructureRosita Volcanic Center, Wet Mtns, Rosita Fault; Mineralized Fissures
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationArgillized
Economic & production
Development statusPast Producer
First production1874
Discovery year1870
Identification
Deposit ID10101734
MRDS IDD008065
Alternate namesSenator, Tennessee, Aspen
RegionNA
Data scoreB
Coordinates38.10168, -105.33835
References
CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.EMMONS, S.F., 1896, THE MINES OF CUSTER COUNTY, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 405-472.FIELDMAN, D.W. AND CROWLEY, F.P., 1980, SILVER DEPOSITS IN THE SOUTHERN PORTION OF THE SILVER CLIFF CALDERA, IN SILVER CLIFF VOLCANIC CENTER AND TALLAHASSEE CREEK URANIUM DEPOSITS: DENVER REGIONAL EXPLORATION GEOLOGISTS GUIDEBOOK, P. 1-14.SHARP, W.N., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081, 1:24,000.EMMONS, S.F., 1896; COLORADO DIVISION MINES, 1981, INSPECTION RECORDSSunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.