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
Tweed mine, Monarch Mining District, Chaffee County, Colorado, USA


Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Tweed mine, Monarch Mining District, Chaffee County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:663448
Long-form Identifier:1:3:663448:3
GUID (UUID V4):0
Nearest other occurrences of Pyrite
1.0km (0.6 miles) ⓘMount Aetna Molybdenum prospect (Monarch Molybdenum property; D & G Mining property), Monarch Mining District, Chaffee County, Colorado, USA
1.1km (0.7 miles) ⓘHercules Mine, Columbus Gulch, Garfield, Monarch Mining District, Chaffee County, Colorado, USA
1.4km (0.9 miles) ⓘRoyal Purple Occurrence, Monarch Mining District, Chaffee County, Colorado, USA
1.5km (0.9 miles) ⓘMacedonian Mine, Monarch Mining District, Chaffee County, Colorado, USA
1.9km (1.2 miles) ⓘGulch Mine, Monarch Mining District, Chaffee County, Colorado, USA
2.0km (1.3 miles) ⓘMaverick tunnel, Monarch Mining District, Chaffee County, Colorado, USA
2.1km (1.3 miles) ⓘMoss Flower (Silver King Occurrence; Half Moon Occurrence), Monarch Mining District, Chaffee County, Colorado, USA
2.3km (1.4 miles) ⓘLegal Tender Occurrence, Tomichi Mining District (White Pine Mining District), Gunnison County, Colorado, USA
2.3km (1.4 miles) ⓘGolden Age Mine, Monarch Mining District, Chaffee County, Colorado, USA
2.3km (1.4 miles) ⓘColumbus 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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