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Apatite inclusions in natural diamond coat

✍ Scribed by A. R. Lang; J. C. Walmsley


Publisher
Springer-Verlag
Year
1983
Tongue
English
Weight
740 KB
Volume
9
Category
Article
ISSN
0342-1791

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Coupled anion substitution in natural ca
✍ GΓΌnter Binder; Georg Troll πŸ“‚ Article πŸ“… 1989 πŸ› Springer 🌐 English βš– 768 KB

Reliable wet chemical methods of minor element analysis (F, C1, OH) and X-ray diffraction studies reveal that a coupled substitution of fluorine and carbonate is required in natural carbon-bearing apatites. Thus, CO z--F-replaces PO, 3-with tetravalent carbon substituting for pentavalent phosphorus