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Riebeckite from
Brandberg Complex, Brandberg Area, Dâures Constituency, Erongo Region, Namibia


Locality type:Complex
Classification
Species:Riebeckite
Formula:◻Na2(Fe32+Fe23+)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Riebeckite data
Locality Data:Click here to view Brandberg Complex, Brandberg Area, Dâures Constituency, Erongo Region, Namibia
Data Identifiers
Mindat Occurrence Record ID:487001
Long-form Identifier:1:3:487001:2
GUID (UUID V4):0
Nearest other occurrences of Riebeckite
83.5km (51.9 miles) ⓘLofdal-Bergville REE deposit, Khorixas, Kunene Region, Namibia
References
Chudoba, K. (1930). Brandbergit, ein nueus aplitisches Gertein aus den Brandberg,(SW-Afrika). Zbl. Min. Geol. Pal. Abt. A, 56, 389-395.
Martin, H., Mathias, M. O. R. N. A., & Simpson, E. S. W. (1960). The Damaraland sub-volcanic ring complexes in South West Africa. In Report of the International Geological Congress XXI Session (Vol. 13, pp. 156-174). Copenhagen: Det Berlingske Bogtrykkeri.
Von Knorring, O. (1986). A note on tin-tantalum pegmatites in the Damara orogen and alkali rocks associated with the Brandberg Complex. Communications of the Geological Survey of South West Africa/Namibia, 2, 63-64.
Watkins, R. T., McDougall, I., & Le Roex, A. P. (1994). K-Ar ages of the Brandberg and Okenyenya igneous complexes, north-western Namibia. Geologische Rundschau, 83(2), 348-356. doi.org/10.1007/BF00210550
Harris, Chris (1995) Oxygen isotope geochemistry of the Mesozoic anorogenic complexes of Damaraland, northwest Namibia: evidence for crustal contamination and its effect on silica saturation. Contributions to Mineralogy and Petrology, 122 (3) 308-321 doi:10.1007/s004100050130
SCHMITT, A. K., EMMERMANN, R., TRUMBULL, R. B., BÜHN, B., HENJES-KUNST, F. (2000) Petrogenesis and 40Ar/39Ar Geochronology of the Brandberg Complex, Namibia: Evidence for a Major Mantle Contribution in Metaluminous and Peralkaline Granites. Journal of Petrology, 41 (8) 1207-1239 doi:10.1093/petrology/41.8.1207
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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