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Biotite from
Mount Bonga, Quilengues, Huíla Province, Angola


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 Mount Bonga, Quilengues, Huíla Province, Angola
Data Identifiers
Mindat Occurrence Record ID:487105
Long-form Identifier:1:3:487105:7
GUID (UUID V4):0
Nearest other occurrences of Biotite
10.6km (6.6 miles) ⓘMount Tchivira, Quilengues, Huíla Province, Angola
56.8km (35.3 miles) ⓘChicacimo occurrence, Camacuio, Namibe Province, Angola
68.4km (42.5 miles) ⓘMacula occurrence, Benguela Province, Angola
75.0km (46.6 miles) ⓘNejoio Complex, Camacuio, Namibe Province, Angola
References
Alves, C.A.M. 1968. Estudo geologico e petrologico do macico alcalino-carbonatitico do Quicuco. Junta de Investigacoes do Ultramar, Lisboa.
Lapido-Loureiro, F.E. 1973. Carbonatitos de Angola. Memorias e Trabalhos do Instituto de Investigacoes Cientifica de Angola, 11.
Issa Filho, A., Dos Santos, A.B.R.M.D., Riffel, B.F., Lapido-Loureiro, F.E.V., McReath, I. (1991) Aspects of the geology, petrology and chemistry of some Angolan carbonatites. Journal of Geochemical Exploration, 40 (1) 205-226 doi:10.1016/0375-6742(91)90039-w
Orris, Greta J.; Grauch, Richard I.; Grauch, R. I.; Orris, G. J. (2002) Rare Earth Element Mines, Deposits, and Occurrences. Open-File Report 2002-189 doi:10.3133/ofr02189
 
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