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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Cristobalite from
Saidenbach reservoir, Forchheim, Pockau-Lengefeld, Erzgebirgskreis, Saxony, Germany


Locality type:Reservoir
Classification
Species:Cristobalite
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cristobalite data
Locality Data:Click here to view Saidenbach reservoir, Forchheim, Pockau-Lengefeld, Erzgebirgskreis, Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:1605916
Long-form Identifier:1:3:1605916:8
GUID (UUID V4):0
Nearest other occurrences of Cristobalite
40.4km (25.1 miles) ⓘPfaffenberg hill, Waldheim, Mittelsachsen, Saxony, Germany
41.5km (25.8 miles) ⓘGranulite outcrop, Waldheim, Mittelsachsen, Saxony, Germany
44.2km (27.5 miles) ⓘKorozluky magmatic rock occurrence (Kolosoruk magmatic rock occurrence; Kolloseruk magmatic rock occurrence), Korozluky, Most District, Ústí nad Labem Region, Czech Republic
76.9km (47.8 miles) ⓘLichtenberg Absetzer dump, Kauern, Greiz District, Thuringia, Germany
References
Wannhoff, Iris, Ferrero, Silvio, Borghini, Alessia, Darling, Robert, O’Brien, Patrick J. (2022) First evidence of dmisteinbergite (CaAl2Si2O8 polymorph) in high-grade metamorphic rocks. American Mineralogist, 107 (12) 2315-2319 doi:10.2138/am-2022-8505
 
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