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
Sepiolite deposit, Vallecas, Madrid, Community of Madrid, Spain


Locality type:Deposit
Classification
Species:Cristobalite
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cristobalite data
Locality Data:Click here to view Sepiolite deposit, Vallecas, Madrid, Community of Madrid, Spain
Data Identifiers
Mindat Occurrence Record ID:749966
Long-form Identifier:1:3:749966:1
GUID (UUID V4):0
References
Ruishi Yang and Wenguang Li (2001): Geology of Chemical Minerals 23(1), 25-30
 
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