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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Marcasite from
Stillwater Mine, Stillwater County, Montana, USA


Locality type:Mine
Classification
Species:Marcasite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Marcasite data
Locality Data:Click here to view Stillwater Mine, Stillwater County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:784212
Long-form Identifier:1:3:784212:2
GUID (UUID V4):0
Nearest other occurrences of Marcasite
80.5km (50.0 miles) ⓘDead Indian Hill, Park County, Wyoming, USA
References
Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825
 
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