Locality type: | Mountain |
Classification |
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Species: | 'Biotite' (not an IMA approved species) |
Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Biotite data |
Locality Data: | Click here to view Mount Bonga, Quilengues, Huíla Province, Angola |
Data Identifiers |
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Mindat Occurrence Record ID: | 487105 |
Long-form Identifier: | 1:3:487105:7 |
GUID (UUID V4): | 2ded67d4-b07c-4cfe-98e4-d60e0072472c |
Nearest other occurrences of Biotite |
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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 |
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Issa Filho, A. B. R. M. D., 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(1-3), 205-226. doi.org/10.1016/0375-6742(91)90039-W |