Commodities
PrimarySilver
Commodity typeM
Deposit
Deposit typeVein
Model82: Epithermal veins
Deposit sizeN
Ore controlFault, Mineralized Fissures
Geology
Host rockRhyolite
Associated rockRhyolite · Rhyolite Of Rosita Volcano
StructureRosita Volcanic Center, Wet Mtns, Northeast-Trending Fault
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
AlterationWeak Argillization
Economic & production
Development statusOccurrence
Discovery year1882
Identification
Deposit ID10094451
MRDS IDD007648
Alternate namesExcelsior Ridge
RegionNA
Data scoreB
Coordinates38.1264, -105.35918
References
CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403EMMONS, S.F., 1896, THE MINES OF CUSTER COUNTY, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 405-472.SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAPS I-1081.Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.