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Lone Star No. 2 Occurrence (Idaho Thorium Showing No. 1), McDevitt Mining District, Lemhi County, Idaho, USAi
Regional Level Types
Lone Star No. 2 Occurrence (Idaho Thorium Showing No. 1)Occurrence
McDevitt Mining DistrictMining District
Lemhi CountyCounty
IdahoState
USACountry

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Latitude & Longitude (WGS84):
44° 59' 4'' North , 113° 33' 51'' West
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Salmon3,036 (2017)33.6km
Leadore102 (2017)37.5km
Mindat Locality ID:
138704
Long-form identifier:
mindat:1:2:138704:2
GUID (UUID V4):
387c2b0e-1c33-449f-b555-b5051e4cd1d2


REF:Deposit:: ANDERSON, A. L., 1961, GEOLOGY AND MINERAL RESOURCES OF THE LEMHI QUADRANGLE, LEMHI COUNTY, IDAHO: IDAHO BUR. MINES AND GEOLOGY PAMPH. 124, 111 P.
Deposit:: V.E. MITCHELL, ET. AL; MINES AND PROPECTS MAP SERIES, 1981
Deposit:: DUBOIS QUAD, LOCATION NO. 9
Deposit:: ANDERSON, 1958, IBMG P-115.
Deposit:: ANDERSON, A. L., 1958, URANIUM, THORIUM, COLUMBIUM, AND RARE EARTH DEPOSITS IN THE SAL
Commodities (Major) - REE, Thorium
Development Status: Occurrence
Host Rock Unit: Belt Supergroup - Phyllite, Swauger Quartzite
Structure: Fault Striking N 30 Deg E, Dipping 15 Deg Se, Offsets Vein 6 Ft., Broad Se-Trending Laramide Thrust Zone
Host Rock: Quartzite, Phyllite
Tectonic Structure: Edge Of Cratonic Shelf Or Hinge Belt

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


5 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
β“˜Quartz4.DA.05SiO2
β“˜Euxenite-(Y)4.DG.05(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
β“˜Baryte7.AD.35BaSO4
Group 8 - Phosphates, Arsenates and Vanadates
β“˜Xenotime-(Y)8.AD.35Y(PO4)
Group 9 - Silicates
β“˜Thorite9.AD.30Th(SiO4)
Unclassified
β“˜'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
β“˜'Monazite'-REE(PO4)
β“˜'Apatite'-Ca5(PO4)3(Cl/F/OH)

List of minerals for each chemical element

HHydrogen
Hβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
OOxygen
Oβ“˜ BaryteBaSO4
Oβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Oβ“˜ MonaziteREE(PO4)
Oβ“˜ QuartzSiO2
Oβ“˜ ThoriteTh(SiO4)
Oβ“˜ Xenotime-(Y)Y(PO4)
Oβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
FFluorine
Fβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
MgMagnesium
Mgβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Alβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
SiSilicon
Siβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siβ“˜ QuartzSiO2
Siβ“˜ ThoriteTh(SiO4)
PPhosphorus
Pβ“˜ MonaziteREE(PO4)
Pβ“˜ Xenotime-(Y)Y(PO4)
Pβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
SSulfur
Sβ“˜ BaryteBaSO4
ClChlorine
Clβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
Kβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
CaCalcium
Caβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Caβ“˜ ApatiteCa5(PO4)3(Cl/F/OH)
TiTitanium
Tiβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
FeIron
Feβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
YYttrium
Yβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Yβ“˜ Xenotime-(Y)Y(PO4)
NbNiobium
Nbβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
BaBarium
Baβ“˜ BaryteBaSO4
CeCerium
Ceβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
TaTantalum
Taβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
ThThorium
Thβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Thβ“˜ ThoriteTh(SiO4)
UUranium
Uβ“˜ Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6

Other Databases

Link to USGS MRDS:10071962

Other Regions, Features and Areas containing this locality

North America
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
 
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