Commodities
TertiaryTungsten
Commodity typeM
Materials
Ore mineralsScheelite
GangueGarnet, Wernerite
Geology
Host rockGneiss · Idaho Springs Formation---Feldspar-Rich Gneiss;Idaho Springs Formation---Hornblende Gneiss And Amphibolite
Associated rockLamprophyre,Pegmatite · Pegmatite;Lamprophyre
StructureFront Range Uplift, Denver Basin, Junction Ranch Fault System, Blackhawk Fault
Tectonic settingCentral Cordillera (Southern Rocky Mtns)
Economic & production
Development statusOccurrence
Identification
Deposit ID10013753
MRDS IDD010214
RegionNA
Data scoreC
Coordinates39.70805, -105.27808
References
ECKEL, E.B., 1961, MINERALS OF COLORADO--A 100-YEAR RECORD: USGS BULL. 1114, P. 293SHERIDAN, D.M., AND OTHERS, 1972, GEOLOGIC MAP OF THE EVERGREEN QUADRANGLE, JEFFERSON COUNTY, COLORADO: USGS MAP I-786-ATWETO, OGDEN, 1960, SCHEELITE IN THE PRECAMBRIAN GNEISSES OF COLORADO: ECON. GEOLOGY, V. 55, P. 1406-1428