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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Blödite from
Serrinha waste pile - Pejão mining area - Douro Coalfield, Arouca, Aveiro, Portugal


Locality type:Coal Field
Classification
Species:Blödite
Formula:Na2Mg(SO4)2 · 4H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Blödite data
Locality Data:Click here to view Serrinha waste pile - Pejão mining area - Douro Coalfield, Arouca, Aveiro, Portugal
Data Identifiers
Mindat Occurrence Record ID:926956
Long-form Identifier:1:3:926956:9
GUID (UUID V4):0
References
Joana Ribeiro, Silvio R. Taffarel, Carlos H. Sampaio, Deolinda Flores, Luis F.O. Silva (2013): Mineral speciation and fate of some hazardous contaminants in coal waste pile from anthracite mining in Portugal. International Journal of Coal Geology, 109-110, 15-23.
 
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