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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Wickmanite from
Toivo Mine (Usko-Toivo-Rakkaus), Old Mining Field, Pitkyaranta mining district, Pitkyarantsky District, Republic of Karelia, Russia


Locality type:Mine
Classification
Species:Wickmanite
Formula:Mn2+[Sn(OH)6]
Colour:orange to greenish yellow, less commonly yellowish green to nearly colorless
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Chalcocite
Chlorite Group
Data
Mineral Data:Click here to view Wickmanite data
Locality Data:Click here to view Toivo Mine (Usko-Toivo-Rakkaus), Old Mining Field, Pitkyaranta mining district, Pitkyarantsky District, Republic of Karelia, Russia
Data Identifiers
Mindat Occurrence Record ID:137661
Long-form Identifier:1:3:137661:6
GUID (UUID V4):0
References
Canadian Mineralogist 15,437(1977)
 
and/or  
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