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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Tonalite from
Kotalahti mine, Leppävirta, North Savo, Finland


Locality type:Mine
Classification
Type:Tonalite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tonalite data
Locality Data:Click here to view Kotalahti mine, Leppävirta, North Savo, Finland
Data Identifiers
Mindat Occurrence Record ID:1508348
Long-form Identifier:1:3:1508348:7
GUID (UUID V4):0
Nearest other occurrences of Tonalite
66.9km (41.6 miles) ⓘOsikonmäki (Osikko), Rantasalmi, South Savo, Finland
References
Bomberg, Malin, Arnold, Mona, Kinnunen, Päivi (2015) Characterization of the Bacterial and Sulphate Reducing Community in the Alkaline and Constantly Cold Water of the Closed Kotalahti Mine. Minerals, 5 (3) 452-472 doi:10.3390/min5030452
 
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