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
Fayville, Alexander County, Illinois, USA


Locality type:Village
Classification
Species:Marcasite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Marcasite data
Locality Data:Click here to view Fayville, Alexander County, Illinois, USA
Data Identifiers
Mindat Occurrence Record ID:651223
Long-form Identifier:1:3:651223:1
GUID (UUID V4):0
Nearest other occurrences of Marcasite
75.9km (47.1 miles) ⓘLilly Hollow Mine, Wayne County, Missouri, USA
76.7km (47.6 miles) ⓘStarkey Mine, Madison County, Missouri, USA
78.5km (48.8 miles) ⓘLambert Mine, Wayne County, Missouri, USA
79.2km (49.2 miles) ⓘLong and Colby Bank, Wayne County, Missouri, USA
80.1km (49.8 miles) ⓘJackson Purchase Ball Clay Region (Holly Springs Clay), Jackson Purchase, Graves County, Kentucky, USA
80.3km (49.9 miles) ⓘFord Mine (Ford Bank), Madison County, Missouri, USA
80.4km (49.9 miles) ⓘHigdon mine, Perry County, Missouri, USA
81.3km (50.5 miles) ⓘR.White Mine, Wayne County, Missouri, USA
85.6km (53.2 miles) ⓘU.S. Forest Service Land, Wayne County, Missouri, USA
86.2km (53.6 miles) ⓘUnited States Strategic Metals, Fredericktown, Fredericktown Mining District, Madison County, Missouri, USA
References
Kolata, Dennis R., Treworgy, Janis D., Masters, John M. (1981) Structural framework of the Mississippi embayment of southern Illinois. Circular 516. Illinois State Geological Survey
 
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