Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Thorite from
Lucky Horseshoe prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA


Locality type:Prospect
Classification
Species:Thorite
Formula:Th(SiO4)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Thorite data
Locality Data:Click here to view Lucky Horseshoe prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA
Data Identifiers
Mindat Occurrence Record ID:1896254
Long-form Identifier:1:3:1896254:7
GUID (UUID V4):0
Nearest other occurrences of Thorite
0.1km (0.1 miles) ⓘLucky Horseshoe Claim Group, McDevitt Mining District, Lemhi County, Idaho, USA
0.8km (0.5 miles) ⓘIndependence Claim Group, McDevitt Mining District, Lemhi County, Idaho, USA
0.9km (0.6 miles) ⓘNo. 4 Thorium Prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA
1.0km (0.6 miles) ⓘSparky Prospect, McDevitt Mining District, Lemhi County, Idaho, USA
1.4km (0.9 miles) ⓘNo. 5 Thorium Prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA
1.6km (1.0 miles) ⓘNo. 6 Thorium Deposit, Lemhi Pass Mining District, Lemhi County, Idaho, USA
1.7km (1.1 miles) ⓘBuffalo Mine (Stenson S), McDevitt Mining District, Lemhi County, Idaho, USA
2.0km (1.2 miles) ⓘBetty Joe Occurrence, McDevitt Mining District, Lemhi County, Idaho, USA
2.1km (1.3 miles) ⓘBlack Bull Fraction No. 4 Deposit, McDevitt Mining District, Lemhi County, Idaho, USA
2.3km (1.4 miles) ⓘDeer Fraction 1a Prospect, Lemhi Pass Mining District, Lemhi County, Idaho, USA
References
Gillerman, Virginia S.; Jercinovic, Michael J.; Schmitz, Mark D. (2025) Neodymium-Rich Monazite of the Lemhi Pass District, Idaho and Montana: Chemistry and Geochronology. Minerals, 15 (11). doi:10.3390/min15111156
 
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