Description
George Oliver, Raymond Geim, Pete Wedel
Commodities
PrimaryUranium
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnknown
Orebody formTABULAR, PODS, LENS-SHAPED
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. Highest Grade Ore Near A Fault. Meanders May Have Helped To Localize Ore
Materials
Ore mineralsCoffinite, Uraninite
GangueHematite, Limonite
Geology
Host rockRhyolite · 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, Faults; Reverse Fault Strikes N18w, Dips 35ne
Tectonic settingCentral Cordillera (Southern Rocky Mountains)
AlterationOxidation; Alteration Of Feldspar To Clay
Economic & production
Development statusPast Producer
Discovery year1954
Identification
Deposit ID10013187
MRDS IDD009335
Alternate namesSunshine No. 2, Sunshine Claims
RegionNA
Data scoreB
Coordinates38.53445, -105.48919
References
NELSON-MOORE, J.L., COLLINS, D.B. AND HORNBAKER, A.L., 1978, RADIOACTIVE MINERAL OCCURRENCES OF COLORADO AND BIBLIOGRAPHY: CGS BULLETIN 40, P. 152.WOBUS, R.A., EPIS, R.C. AND SCOTT, G.R., 1979, GEOLOGIC MAP OF THE COVER MOUNTAIN QUADRANGLE, FREMONT, PARK, AND TELLER COUNTIES, COLORADO: USGS MAP I-1179, 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.SIMON, M.R., 1956, URANIUM DEPOSITS OF CENTRAL AND SOUTH-CENTRAL COLORADO, IN GUIDEBOOK TO THE GEOLOGY OF THE RATON BASIN, COLORADO: ROCKY MOUNTAIN ASSOCIATION OF GEOLOGISTS GUIDEBOOK, P. 84BABCOCK, J.A., 1980, TALLAHASSEE CREEK URANIUM DEPOSITS: DENVER REGIONAL EXPLORATION GEOLOGISTS SOCIETY GUIDEBOOK, P. 15-31.MACPHERSON, B.A., 1959, GEOLOGY AND URANIUM DEPOSITS OF THE TALLAHASSEE CREEK DISTRICT, FREMONT COUNTY, COLORADO: US ATOMIC ENERGY COMMISSION RME-1083, OPEN-FILE REPORT, 39 P.NELSON-MOORE AND OTHERS, 1978; MACPHERSON, 1959