Commodities
PrimaryGold, Thorium, Titanium, Metal, Niobium (Columbium), Iron, REE
Commodity typeM
Deposit
Deposit typeFossil Placer
Deposit sizeS
Materials
Ore mineralsColumbite, Euxenite, Gold, Ilmenite, Magnetite, Monazite, Rutile
GangueGarnet, Quartz, Zircon
Geology
Host rockConglomerate · Unconsolidated Deposits--Alluvium;Cathedral Bluffs Member Of Wasatch Formation
StructureWashakie Basin
Tectonic settingColorado Platform
Economic & production
Development statusProducer
Identification
Deposit ID10013445
MRDS IDD009738
RegionNA
Data scoreB
Coordinates40.75663, -107.72761
References
PARKER, B.H., JR., 1974, THE PLACERS OF MOFFAT COUNTY, IN GOLD PLACERS OF COLORADO: COLORADO SCHOOL OF MINES QUART., V. 69, NO. 4, P. 150-168.TWETO, OGDEN, 1976, GEOLOGIC MAP OF THE CRAIG 1X2 QUADRANGLE, NORTHWESTERN COLORADO: USGS MAP I-972SNOW, E.P., 1895, THE FOURMILE PLACER FIELDS OF (MOFFAT COUNTY), COLORADO AND WYOMING: ENG. MINING JOUR., V. 60, P. 102-105HOOVER, HERBERT C., 1897, GEOLOGY OF THE FOUR-MILE PLACER MINING DISTRICT (MOFFAT COUNTY), COLORADO: ENG. MINING JOUR., V. 63, P. 510.5) MINING RECORD (VARIOUS ARTICLES): 2/16/83, 4/6/83, 4/13/83, 6/8/83, 6/29/83, 9/28/83, 11/30/83.6) DENVER POST 6/29/84.