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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Tetrahedrite Subgroup from
Evening Star, Eureka Mining District, San Juan County, Colorado, USA


Locality type:Mine
Classification
Species:'Tetrahedrite Subgroup' (not an IMA approved species)
Formula:Cu6(Cu4C22+)Sb4S12S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tetrahedrite Subgroup data
Locality Data:Click here to view Evening Star, Eureka Mining District, San Juan County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:380505
Long-form Identifier:1:3:380505:3
GUID (UUID V4):0
Nearest other occurrences of Tetrahedrite Subgroup
0.7km (0.5 miles) ⓘBlack Diamond Occurrence (1), Eureka Mining District, San Juan County, Colorado, USA
1.1km (0.7 miles) ⓘSilver Queen Occurrence, Eureka Mining District, San Juan County, Colorado, USA
1.2km (0.8 miles) ⓘSunnyside Extension Mine (Gold Prince Mine), Gladstone, Eureka Mining District, San Juan County, Colorado, USA
2.2km (1.4 miles) ⓘMountain Queen Mine, Eureka Mining District, San Juan County, Colorado, USA
2.3km (1.4 miles) ⓘSunnyside Mine group, Bonita Peak, Gladstone, Eureka Mining District, San Juan County, Colorado, USA
2.5km (1.6 miles) ⓘToltec Occurrence, Eureka Mining District, San Juan County, Colorado, USA
2.8km (1.7 miles) ⓘBonanza, Eureka Mining District, San Juan County, Colorado, USA
3.1km (2.0 miles) ⓘBen Franklin Mine, Eureka Mining District, San Juan County, Colorado, USA
3.3km (2.1 miles) ⓘEarly Bird, Eureka Mining District, San Juan County, Colorado, USA
3.6km (2.2 miles) ⓘSilver Wing Mine, Silverton, Animas Forks, Eureka Mining District, San Juan County, Colorado, USA
References
Ransome, Frederick Leslie (1901) A report on the economic geology of the Silverton quadrangle, Colorado. Bulletin 182. US Geological Survey doi:10.3133/b182
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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