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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
Ruoutevare, Jokkmokk, Norrbotten County, Sweden


09664960017363470977697.jpg
Annite, etc.

Ruoutevare, Jokkmokk, Norrbotten County, Sweden
09664960017363470977697.jpg
Annite, etc.

Ruoutevare, Jokkmokk, Norrbotten County, Sweden
05910250017272730142479.jpg
Annite, etc.

Ruoutevare, Jokkmokk, Norrbotten County, Sweden
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
Associated Minerals Based on Photo Data:
Fergusonite-(Y)5
Plagioclase2
Gadolinite1
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Ruoutevare, Jokkmokk, Norrbotten County, Sweden
Data Identifiers
Mindat Occurrence Record ID:657345
Long-form Identifier:1:3:657345:4
GUID (UUID V4):0
Nearest other occurrences of Biotite
2.3km (1.4 miles) ⓘVaikijaur Cu-Mo-(Au) deposit, Jokkmokk, Norrbotten County, Sweden
75.6km (47.0 miles) ⓘSalmijärvi, Gällivare, Norrbotten County, Sweden
76.5km (47.6 miles) ⓘAitik Mine, Gällivare, Norrbotten County, Sweden
79.0km (49.1 miles) ⓘMalmberget, Gällivare, Norrbotten County, Sweden
79.6km (49.5 miles) ⓘLiikavaara East, Gällivare, Norrbotten County, Sweden
80.3km (49.9 miles) ⓘKung Oskar mine, Malmberget, Gällivare, Norrbotten County, Sweden
85.2km (53.0 miles) ⓘNautanen Mine, Nautanen, Gällivare, Norrbotten County, Sweden
85.5km (53.1 miles) ⓘNautanen North deposit, Nautanen, Gällivare, Norrbotten County, Sweden
87.1km (54.1 miles) ⓘLaver Mine, Älvsbyn, Norrbotten County, Sweden
87.3km (54.2 miles) ⓘMunka deposit, Arjeplog, Norrbotten County, Sweden
References
Langhof, J. (1996) Thortveitite from granitic NYF pegmatites in Sweden. GFF, 118. 54 doi:10.1080/11035899609546336
 
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