Commodities
PrimaryUranium
SecondaryVanadium
Commodity typeM
Deposit
Model204: Sandstone U
Deposit sizeS
Orebody formTABULAR, PODS, LENTICULAR MASSES
Ore controlDeposition Controlled By Ground Water Flow Conditions And Carbonaceous Material With Associated Pyrite. Flow Was Impeded By The Fault On The Southern End Of The Echo Park Graben.
Materials
Ore mineralsCoffinite, Uraninite
GangueHematite, Limonite
Geology
Host rockTuff,Volcanic Breccia (Agglomerate),Andesite · Tallahassee Creek Conglomerate
Associated rockRhyolite · Wall Mountain Tuff Was Probable Principal Uranium Source
StructureThirty Nine Mile Volcanic Field, Currant Creek Basin, Echo Park Graben, Paleovalleys
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
AlterationOxidation; Alteration Of Feldspar To Clay
Economic & production
Development statusPast Producer
Identification
Deposit ID10013179
MRDS IDD009325
Alternate namesDipper Mine, Knob Hill Os, Knob Hill Ore Body, Nob Hill Mine
RegionNA
Data scoreB
Coordinates38.5339, -105.54419
References
NELSON-MOORE, J.L., COLLINS, D.B. AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULLETIN 40, P. 149.EPIS, R.C., WOBUS, R.A. AND SCOTT, G.R., 1979, GEOLOGIC MAP OF THE BLACK MOUNTAIN QUADRANGLE, FREMONT AND PARK COUNTIES, COLORADO: USGS MAP I-1195, 1:62,500.DICKINSON, K.A., 1981, GEOLOGIC CONTROLS OF URANIUM MINERALIZATION IN THE TALLAHASSEE CREEK URANIUM DISTRICT, FREMONT COUNTY, COLORADO: THE MOUNTAIN GEOLOGIST, V. 18, NO. 4, P. 88-94.BABCOCK, J.A., 1980, TALLAHASSEE CREEK URANIUM DISTRICT: DENVER REGIONAL EXPLORATION GEOLOGISTS SOCIETY GUIDEBOOK, P. 15-31.NELSON-MOORE AND OTHERS, 1978