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Biotite from
Tveit 3 Feldspar Quarry (Steli; Steeli), Tveit, Iveland, Aust-Agder, Norway

Description
Comments:often altered to chlorite
Habit:large flakes
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 Tveit 3 Feldspar Quarry (Steli; Steeli), Tveit, Iveland, Aust-Agder, Norway
Mineral and/or Locality
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