Description
Colorado Feldspar Co.
Commodities
PrimaryFeldspar
SecondaryMica
TertiaryBeryllium
Commodity typeB
Deposit
Model32: Pegmatites
Deposit sizeS
Orebody formSHEET-LIKE
Ore controlPegmatites, Host Rock Foliation
Materials
Ore mineralsBeryl, Microcline
GangueGarnet, Magnetite, Quartz
Other materialsMuscovite
Geology
Host rockDiorite,Pegmatite
Associated rockDiorite · Quartz Diorite;Granodiorite
StructureSouthern Front Range, Canon City Embayment, Eightmile Park, Ne-Trending Faults
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
Economic & production
Development statusProducer
First production1947
Discovery year1945
Identification
Deposit ID10107986
MRDS IDD009889
RegionNA
Data scoreB
Coordinates38.46251, -105.3564
References
HEINRICH, E. W., 1948, PEGMATITES OF EIGHT MILE PARK, FREMONT COUNTY, COLORADO: THE AMERICAN MINERALOGIST, V. 33, NOS. 7-10, P. 420-448, 550-587TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A. AND EPIS, R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE ROYAL GORGE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-869, 1:250,000