Colorado · Custer County
Past Producer

Rappahannock Prospect

Custer County, Colorado, United States
Silver
⌖ Show on mapUSGS source ↗
Commodities
PrimarySilver
Commodity typeM
Deposit
Deposit typeVein
Model82: Epithermal veins
Deposit sizeY
Ore controlFaults, Trachyte Bodies
Materials
GangueAlunite, Diaspore
Geology
Host rockRhyolite,Trachyte · Rhyolite Of Rosita Volcano;Game Ridge Trachyte
StructureRosita Volcanic Center, Wet Mtns, Subsidence Faulting, Volcano
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationWeak Argillization
Economic & production
Development statusPast Producer
Identification
Deposit ID10097808
MRDS IDD007859
RegionNA
Data scoreB
Coordinates38.11195, -105.36251
References
SIEMS, P.L., 1967, VOLCANIC AND ECONOMIC GEOLOGY OF THE ROSITA HILLS AND SILVER CLIFF DISTRICTS, CUSTER COUNTY, COLORADO: COLORADO SCHOOL MINES, D.SC. THESIS, 71042, 222 P.SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081.