(Vinaninkarena, Kaominina Vinaninkarena, Distrikan' i Antsirabe II, Faritra Vakinankaratra, Faritany Antananarivo, Madagasikara)
The Commisariat à l 'Energie Atomique (CEA) exploited this deposit for uranium between 1946 and 1952. It is situated about 10 km south of the city Antsirabe in the central highland of Madagascar. Uranocircite & autunite has been found in sandy argiles of plio-pleistocene origin. An extensive large plain of plio-pleistocene origin starts at the border of the Ankaratra mountain range further in the North and ends in the south at Vinankarena.
References:
- Behier, J. (1960): Contribution á la Minéralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive. p 69-70
- Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
Mineral List:6 entries listed. 6 valid minerals.
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