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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Biotite from
Moukkori deposit (Housuvaara 1), Suomussalmi, Kainuu, Finland


Locality type:Deposit
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Moukkori deposit (Housuvaara 1), Suomussalmi, Kainuu, Finland
Data Identifiers
Mindat Occurrence Record ID:846809
Long-form Identifier:1:3:846809:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
2.9km (1.8 miles) ⓘPahkalampi, Suomussalmi, Kainuu, Finland
29.1km (18.1 miles) ⓘKuikkapuro deposit, Suomussalmi, Kainuu, Finland
42.1km (26.2 miles) ⓘNäränkävaara, Kuusamo, North Ostrobothnia, Finland
57.0km (35.4 miles) ⓘIivaara Intrusion (Ijola), Kuusamo, North Ostrobothnia, Finland
64.5km (40.1 miles) ⓘLikamännikkö syenite intrusion, Suomussalmi, Kainuu, Finland
83.9km (52.1 miles) ⓘKustomuksha Iron Mines, Kostomuksha City District, Republic of Karelia, Russia
89.6km (55.7 miles) ⓘMustavaara, Taivalkoski, North Ostrobothnia, Finland
99.9km (62.1 miles) ⓘKouvervaara, Kuusamo, North Ostrobothnia, Finland
References
Eilu, Pasi (2003) Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining. Rovaniemi.
 
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