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Biotite from
Ferry Quay, Bjørkøya, Porsgrunn, Telemark, 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:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Hiortdahlite2
Albite2
Microcline2
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Ferry Quay, Bjørkøya, Porsgrunn, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:1074361
Long-form Identifier:1:3:1074361:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
3.3km (2.1 miles) ⓘArøysundet, Larvik Commune, Vestfold, Norway
3.6km (2.2 miles) ⓘArøyskjærene North, Arøyskjærene (Arøy skerries), Larvik Commune, Vestfold, Norway
3.6km (2.2 miles) ⓘSkolebukta, Håøya, Porsgrunn, Telemark, Norway
3.6km (2.2 miles) ⓘNatrolittodden, Vesle Arøya, Larvik Commune, Vestfold, Norway
3.6km (2.3 miles) ⓘEudidymite-Epididymite locality, Vesle Arøya, Larvik Commune, Vestfold, Norway
4.6km (2.9 miles) ⓘStokksund, Larvik Commune, Vestfold, Norway
4.7km (2.9 miles) ⓘKuholmen, Stokksund, Larvik Commune, Vestfold, Norway
4.8km (3.0 miles) ⓘSagåsen Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway
4.8km (3.0 miles) ⓘBåtbukta, Stokkøya, Larvik Commune, Vestfold, Norway
5.0km (3.1 miles) ⓘSaga 1 Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway
References
Knut Edvard Larsen collection # 2502
 
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