(Marirana, Sahatany, Faritra Vakinankaratra, Faritany Antananarivo, Madagasikara)
Granite pegmatite. The name Marirana covers a group of 3 complex type LCT pegmatites worked mostly for gem polychromatic tourmalines. (Marirana Nord, Marirana Centre and Marirana South).
References:
Ranorosoa, N. (1986): Etude mineralogique des pegmatites du champ de la Sahatany, Madagascar. These de Doctorat de l`Universite Paul Sabatier, Toulouse.
Mineral List:18 entries listed. 12 valid minerals.
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