Description
J.R. Wilson And Wayne Freedman
Commodities
PrimaryUranium
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Orebody formLENTICULAR
Materials
Ore mineralsUraninite
GangueFeldspar, Hematite, Limonite, Pyrite, Quartz
Geology
Host rockGneiss · Idaho Springs Formation
StructureDenver Basin, Front Range Uplift, Bear Creek Shear Zone, Junction Ranch Fault, Cherry Gulch Fault
Tectonic settingCentral. Cordillera (Southern Rocky Mts.
Economic & production
Development statusProducer
First production1955
Last production1968
Discovery year1955
Identification
Deposit ID10107985
MRDS IDD009848
RegionNA
Data scoreB
Coordinates39.67416, -105.2403
References
NELSON-MOORE, J.L., COLLINS, D.B. AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: COLORADO GEOLOGICAL SURVEY BULL. 40, P. 192SCOTT, GLENN R., 1972, GEOLOGIC MAP OF THE MORRISON QUADRANGLE, JEFFERSON COUNTY, COLORADO: USGS MAP I-790 -A, 1:24,00KING, R.U., 1964, GRAPEVINE MINE, IN SIMS, P.K., AND SHERIDAN, D.M.,GEOLOGY OF URANIUM DEPOSITS IN THE FRONT RANGE, COLORADO; USGS BULL, 1159, P. 99-100GABLE, D.J., 1968, GEOLOGY OF THE CRYSTALLINE ROCKS IN THE WESTERN PART OF THE MORRISON QUADRANGLE, JEFFERSON COUNTY, COLORADO: USGS BULL. 1251-ESIMS AND SHERIDAN, 1964, P. 96; NELSON-MOORE AND OTHERS, 1978, P. 192