Commodities
PrimaryFluorine-Fluorite
TertiaryManganese
Commodity typeB
Deposit
Model174: Fluorspar deposits (fluorite veins)
Deposit sizeS
WorkingsUnknown
Ore controlFault Breccia; Fault Zone Striking N 30-50 W, Dipping 65-85 Sw; Fractures
Materials
Ore mineralsFluorite
GangueBarite, Calcite, Goethite, Hematite, Kaolinite, Manganite, Montmorillonite, Opal, Psilomelane, Pyrite, Pyrolusite, Quartz
Geology
Host rockGneiss,Rhyolite · Banded Gneiss
Associated rockGneiss,Rhyolite · Gneissic Quartz Monzonite;Ash-Flow Tuff
StructureSouthern Mosquito Range, Arkansas Valley Graben, Folds, Faults; N-Trending Fault Bounding Arkansas Valley
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
AlterationSilicification, Fluoritization
Economic & production
Development statusPast Producer
First production1927
Last production1949
Discovery year1923
Identification
Deposit ID10013699
MRDS IDD010130
RegionNA
Data scoreB
Coordinates38.62528, -106.06504
References
VAN ALSTINE, R.E., 1969, GEOLOGY AND MINERAL DEPOSITS OF THE PONCHA SPRINGS NE QUADRANGLE, CHAFFEE COUNTY, COLORADO: USGS PROFESSIONAL PAPER 626, 52 P.VAN ALSTINE, R.E. AND COX, D.C., 1969, FLUORSPAR MINES AND PROSPECTS, IN, GEOLOGY AND MINERAL DEPOSITS OF THE PONCHA SPRINGS NE QUADRANGLE, CHAFFEE COUNTY, COLORADO: USGS PROFESSIONAL PAPER 626, P. 38-43BRADY, B.T., 1975, MAP SHOWING FLUORSPAR DEPOSITS IN COLORADO: USGS MAP MR-70, 1:500,000, TEXT