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Biotite from
Gieravardo, Storuman, Västerbotten County, Sweden


Locality type:Mountain
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 Gieravardo, Storuman, Västerbotten County, Sweden
Data Identifiers
Mindat Occurrence Record ID:852609
Long-form Identifier:1:3:852609:0
GUID (UUID V4):0
Nearest other occurrences of Biotite
53.2km (33.0 miles) ⓘBleikvatnet, Hemnes, Nordland, Norway
54.3km (33.7 miles) ⓘKongsfjellet 1, Kongsfjell, Hemnes, Nordland, Norway
57.0km (35.4 miles) ⓘBleikvassli Mine, Bleikvasslia, Hemnes, Nordland, Norway
58.8km (36.5 miles) ⓘMarsfjället gneiss unit, Seve Nappe Complex, Vilhelmina, Västerbotten County, Sweden
71.9km (44.7 miles) ⓘSvabo Mine, Mofjellet, Rana, Nordland, Norway
72.2km (44.9 miles) ⓘDahl prospect, Mofjellet, Rana, Nordland, Norway
72.5km (45.0 miles) ⓘMofjellet Base Metal Mine, Mofjellet, Rana, Nordland, Norway
74.5km (46.3 miles) ⓘStorforshei, Rana, Nordland, Norway
74.5km (46.3 miles) ⓘØrtfjell Mine, Rana Mines, Dunderland Valley, Rana, Nordland, Norway
74.6km (46.4 miles) ⓘØrtfjell East Mine, Rana Mines, Dunderland Valley, Rana, Nordland, Norway
References
Murris,R.J.: Geology and petrology of the Gieravardo-Jofjället Region, 1957.
 
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