(Andakatany, Kaominina Manandriana Departementa Ambositra, Faritra Amoron'i Mania, Faritany Fianarantsoa, Madagasikara)
This area is famous for its large bastnäsite-(Ce) crystals that is found in a biotite rich granite NYF pegmatite, bastnäsite subtype. Discovered by the CEA (Commisariat á l'Energie Atomique), Madagascar in the early 1950s.
3 different pegmatite veins with bastnäsite was then discovered. A large group with bastnäsite crystals weighing 55 kg was found in one of these.
References:
- Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive, p 18
- Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Geologique A. 1871
- Pezzotta, F.(1999): Madagaskar. Das Paradies der Mineralien und Edelsteine. ExtraLapis nr 17,61 (german version) (short notice)
Mineral list contains entries from the region specified including sub-localitiesMineral List:16 entries listed. 9 valid minerals.
Localities in this Region:
The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
|
