 | | Journal (article/letter/editorial) | | of S-E Madagascar Received: 18 August 1994 y Accepted: 12 October 1995 Abstract In Madagascar, hibonite...Université de Tananarive, B.P. 906, Antananarivo, Madagascar B. Moine (✉) Laboratoire de Minéralogie, UA...rocks from Tanzania (Maaskant et al. 1980) and Madagascar (where it was first described by Curien et al...accepted for meteoritic hibonite. Geology In Madagascar the occurrence of hibonite is confined to the...conditions (see below). Zircon from a stage 1 pyroxenite has given an U2Pb age of 565+15 Ma. (Andriamarofahatra |  | | Journal (article/letter/editorial) | | ŽREE. distribution of marbles from Tranomaro ŽSE Madagascar. shows that the marbles have interacted with...enriched in REE, Zr. Across a meter-scale marble-pyroxenite contact, the REE content increases from the most...remote marble sample to the contact with the pyroxenite ŽLa from 19.8 to 129 ppm.. REE patterns in enriched...earth elements; Fluids; Marbles; Granulites; Madagascar 1. Introduction Anhydrous mineralogical assemblages...source of REE. The Tranomaro area in southeastern Madagascar ŽFig. 1a. consists of a metasedimentary assemblage |
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