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Biotite from
Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar


Locality type:Outcrop
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Comments:Late phase.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Cap Andrahomana, Andranobory, Taolagnaro District, Anosy, Madagascar
Data Identifiers
Mindat Occurrence Record ID:66759
Long-form Identifier:1:3:66759:5
GUID (UUID V4):0
Nearest other occurrences of Biotite
52.7km (32.7 miles) ⓘManangotry (Manangotra), Isaka-Ivondro, Taolagnaro District, Anosy, Madagascar
71.1km (44.2 miles) ⓘAmbindandrakemba, Tranomaro, Amboasary Sud District, Anosy, Madagascar
72.3km (44.9 miles) ⓘOsumilite occurrence, Tranomaro, Amboasary Sud District, Anosy, Madagascar
91.3km (56.8 miles) ⓘOsumilite occurrence 1, Mahaly, Amboasary Sud District, Anosy, Madagascar
References
Lacroix, Alfred (1922) Minéralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. Augustin Challamel. 624 pp. pp.394-394
 
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