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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Fenite from
Iivaara Intrusion (Ijola), Kuusamo, North Ostrobothnia, Finland


Locality type:Intrusion
Classification
Type:Fenite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fenite data
Locality Data:Click here to view Iivaara Intrusion (Ijola), Kuusamo, North Ostrobothnia, Finland
Data Identifiers
Mindat Occurrence Record ID:1374045
Long-form Identifier:1:3:1374045:4
GUID (UUID V4):0
References
Kramm, U., Kogarko, L.N., Kononova, V.A., Vartiainen, H. (1993) The Kola Alkaline Province of the CIS and Finland: Precise RbSr ages define 380–360 Ma age range for all magmatism. Lithos, 30 (1) 33-44 doi:10.1016/0024-4937(93)90004-v
Kramm, U. (1994) Isotope evidence for ijolite formation by fenitization: Sr-Nd data of ijolites from the type locality Iivaara, Finland. Contributions to Mineralogy and Petrology, 115 (3). 279-286 doi:10.1007/bf00310767
 
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