Commodities
PrimaryThorium, REE
Commodity typeM
Deposit
Deposit sizeN
WorkingsSurface
Orebody formLENTICULAR, DISCONTINUOUS, POCKETS, IRREGULAR
Ore controlFracture Zone
Materials
Ore mineralsEuxenite, Monazite, Thorite, Xenotime
GangueAlbite, Apatite, Barite, Calcite, Goethite, Microcline, Quartz
Geology
Host rockQuartzite · Lemhi Quartzite-Silicified Quartzite
StructureBroad Se-Trending Laramide Thrust Zone
Tectonic settingEdge Of Cratonic Shelf Or Hinge Belt
AlterationSilicification, Mn-Stained
Economic & production
Development statusOccurrence
Identification
Deposit ID10071964
MRDS IDW015755
Alternate namesIdaho Thorium Showing No. 4
RegionNA
Data scoreB
Coordinates44.98629, -113.5592
References
ANDERSON, A. L., 1961, GEOLOGY AND MINERAL RESOURCES OF THE LEMHI QUADRANGLE, LEMHI COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 124, 111 P.ANDERSON, A. L., 1958, URANIUM, THORIUM, COLUMBIUM, AND RARE EARTH DEPOSITS IN THE SALMON REGION, LEMHI COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 115, 81 P.1958 RECON IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 1151961 GEOLMAP IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 124