Commodities
PrimaryFeldspar, Mica
SecondaryNiobium (Columbium), Tantalum, Beryllium, REE
Commodity typeB
Deposit
Model32: Pegmatites
Deposit sizeN
Materials
Ore mineralsBeryl, Microcline, Muscovite
GangueTourmaline
Geology
Host rockGneiss · Migmatitic Gneiss
StructureNorthern Wet Mountains, Nw-Trending Faults
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
Economic & production
Development statusOccurrence
Identification
Deposit ID10010870
MRDS IDD004902
RegionNA
Data scoreC
Coordinates38.37001, -105.53697
References
DAHLEM, DAVID H., 1965, GEOLOGY OF THE LOOKOUT MOUNTAIN AREA, FREMONT COUNTY, COLORADO: U. OF MICH UNPUB PHD THESISTAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500.