Volatile-bearing ultramafic to mafic xen
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B. Moine; M. Gregoire; J.-Y. Cottin; S.M.F. Sheppard; S.Y. O'Reilly; A. Giret
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Article
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2001
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Elsevier Science
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English
⚖ 116 KB
## Carbonatites in Southern Malawi belong to the late stage intrusion of the Chilwa Alkaline Province of Upper Jurassic to Lower Cretaceous. They are characterised by a circular zone of fenitised rocks in which carbonate rocks, ijolites and alkaline rocks derived from nephelinitic lavas intruded f