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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Monzodiorite from
Bejanca Mine (Carvalhal do Estanho), Queirã, Vouzela, Viseu, Portugal


Locality type:Mine
Classification
Type:Monzodiorite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Monzodiorite data
Locality Data:Click here to view Bejanca Mine (Carvalhal do Estanho), Queirã, Vouzela, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:1992435
Long-form Identifier:1:3:1992435:9
GUID (UUID V4):0
References
Mota, Alexandra; Sant’Ovaia, Helena; Fádon, Oscar; Noronha, Fernando (2026) The Geochemistry of Granites Associated with W-Sn Deposits of North and Central Portugal and Castilla-León in Spain. Minerals, 16 (8). doi:10.3390/min16080823
 
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