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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Unnamed (NH4-Al Sulphate-Tetrahydrate) from
Kladno District, Central Bohemian Region, Czech Republic


Locality type:District
Classification
Species:'Unnamed (NH4-Al Sulphate-Tetrahydrate)' (not an IMA approved species)
Formula:(NH4)Al[SO4]2 · 4H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Unnamed (NH4-Al Sulphate-Tetrahydrate) data
Locality Data:Click here to view Kladno District, Central Bohemian Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:675844
Long-form Identifier:1:3:675844:8
GUID (UUID V4):0
References
Žáček, V.; Oplustil, St.; Mayova, A.; Meyer, F.R. (1995) Die Mineralien von Kladno in Mittelböhmen, Tschechische Republik [The minerals of Kladno in Central Bohemia, Czech Republic]. Mineralien-Welt, 6 (1). 13-30
 
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