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Biotite from
Katterås 2 Feldspar Quarry, Katterås, Vegusdal, Birkenes, Aust-Agder, Norway

Description
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	Bjørlykke, H. (1934): The Mineral Paragenesis and Classification of the Granite Pegmatites of Iveland, Setesdal, Southern Norway. Norsk Geologisk Tidsskrift 14, 211-311
Data
Mineral Data:	Click here to view Biotite data
Locality Data:	Click here to view Katterås 2 Feldspar Quarry, Katterås, Vegusdal, Birkenes, Aust-Agder, Norway

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