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Kalkfeld complex, Kalkfeld, Damaraland District, Kunene Region, Namibia
Latitude: 20°49'10"S
Longitude: 16°7'57"E
Longitude: 16°7'57"E
The quartz crystals of the quartzite show numerous solid microinclusions of halides and carbonates precipitated from pristine hydrous carbonate melts (carbonatite-derived fluid trapped under closed-system conditions).
Mineral List
30 entries listed. 23 valid minerals.
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References
- American Mineralogist, 1999, Vol. 84, 1117-1125.
- Berger, V.I., Singer, D.A., and Orris, G.J. (2009): Carbonatites of the World. Explored Deposits of Nb and REE - Database and Grade and Tonnage Models. USGS Open-File Report 09-1139.
- Berger, V.I., Singer, D.A., and Orris, G.J. (2009): Carbonatites of the World. Explored Deposits of Nb and REE - Database and Grade and Tonnage Models. USGS Open-File Report 09-1139.
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Locality Updated: Brunegg pass, Turtmann Valley, Wallis (Valais), SwitzerlandFrom Paolo Bosio, 18th Jun 2013 22:30:55