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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Pyrite from
Stonewall Shaft, Chalk Creek District, Chaffee County, Colorado, USA


Locality type:Shaft
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Stonewall Shaft, Chalk Creek District, Chaffee County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:663586
Long-form Identifier:1:3:663586:2
GUID (UUID V4):0
Nearest other occurrences of Pyrite
1.6km (1.0 miles) ⓘAllie Belle mine, Chalk Creek District, Chaffee County, Colorado, USA
3.3km (2.0 miles) ⓘPride of the West, Monarch Mining District, Chaffee County, Colorado, USA
3.3km (2.1 miles) ⓘMichigan Group, Monarch Mining District, Chaffee County, Colorado, USA
3.4km (2.1 miles) ⓘMay Queen Mine, Monarch Mining District, Chaffee County, Colorado, USA
3.5km (2.2 miles) ⓘLittle Orphan Annie Mine, Monarch Mining District, Chaffee County, Colorado, USA
3.9km (2.4 miles) ⓘMary Murphy Mine, Chalk Creek District, Chaffee County, Colorado, USA
3.9km (2.4 miles) ⓘDay Star Occurrence, Tomichi Mining District (White Pine Mining District), Gunnison County, Colorado, USA
4.4km (2.7 miles) ⓘIron Chest Mine, Chalk Creek District, Chaffee County, Colorado, USA
4.8km (3.0 miles) ⓘUncle Sam Mine (Cyclone Creek), Monarch Mining District, Chaffee County, Colorado, USA
5.4km (3.4 miles) ⓘD'Byron mine, Monarch Mining District, Chaffee County, Colorado, USA
References
Dings, McClelland G., Robinson, C.S. (1957) Geology and ore deposits of the Garfield quadrangle, Colorado. Professional Paper 289. US Geological Survey doi:10.3133/pp289
 
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