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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Sphalerite from
Cortland Mine, Gold Brick Mining District, Gunnison County, Colorado, USA


Locality type:Mine
Classification
Species:Sphalerite
Formula:ZnS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sphalerite data
Locality Data:Click here to view Cortland Mine, Gold Brick Mining District, Gunnison County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:386349
Long-form Identifier:1:3:386349:7
GUID (UUID V4):0
Nearest other occurrences of Sphalerite
1.6km (1.0 miles) ⓘRaymond and Carter mines (Chloride Mine), Gold Brick Mining District, Gunnison County, Colorado, USA
4.9km (3.0 miles) ⓘSandy Hook Occurrence, Gold Brick Mining District, Gunnison County, Colorado, USA
5.1km (3.2 miles) ⓘSacramento, Gold Brick Mining District, Gunnison County, Colorado, USA
11.6km (7.2 miles) ⓘSilent Friend, Quartz Creek Mining District, Gunnison County, Colorado, USA
11.9km (7.4 miles) ⓘCitizen, Quartz Creek Mining District, Gunnison County, Colorado, USA
12.7km (7.9 miles) ⓘComplex group, Quartz Creek Mining District, Gunnison County, Colorado, USA
13.7km (8.5 miles) ⓘGold Hill Cumberland Pass, Quartz Creek Mining District, Gunnison County, Colorado, USA
13.8km (8.6 miles) ⓘBon Ton Mine, Monarch Mining District, Chaffee County, Colorado, USA
13.9km (8.6 miles) ⓘIda May mine, Gold Hill Cumberland Pass, Quartz Creek Mining District, Gunnison County, Colorado, USA
15.2km (9.5 miles) ⓘNational, Tincup Mining District (Pieplant Mining District), Gunnison County, Colorado, USA
References
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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