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
Sliper, Oppdal, Trøndelag, Norway


Locality type:Pegmatite
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 Sliper, Oppdal, Trøndelag, Norway
Data Identifiers
Mindat Occurrence Record ID:1309147
Long-form Identifier:1:3:1309147:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
2.8km (1.7 miles) ⓘØrnhammeren, Oppdal, Trøndelag, Norway
36.3km (22.6 miles) ⓘKolla, Oppdal, Trøndelag, Norway
37.4km (23.2 miles) ⓘTodalshaug, Surnadal, Møre og Romsdal, Norway
56.8km (35.3 miles) ⓘOlkar Mine, Kvikne, Tynset, Innlandet, Norway
57.9km (36.0 miles) ⓘKaltberget Mine, Kvikne, Tynset, Innlandet, Norway
59.6km (37.0 miles) ⓘSøndre Berstjern Prospect, Kvikne Mines, Tynset, Innlandet, Norway
59.6km (37.0 miles) ⓘMidtre Berstjern Prospect, Kvikne Mines, Tynset, Innlandet, Norway
59.6km (37.1 miles) ⓘSøndre Geitryggen Mines, Folldal Mines, Folldal, Innlandet, Norway
59.7km (37.1 miles) ⓘOdden Prospect, Kvikne Mines, Tynset, Innlandet, Norway
59.7km (37.1 miles) ⓘEstenvangen 1 Mine, Kvikne Mines, Tynset, Innlandet, Norway
References
Geological Survey of Norway. The Ore Database. Deposit Area 1634 - 024. Sliper.
 
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