(Maharidaza, Departementa Ankazobe, Faritra Analamanga, Faritany Antananarivo, Madagasikara)
A LCT pegmatite prospected by the Commisariat á l' Énergie in the 1950s, situated about 20 km NE of the town Ankazobe N of the capitol, Antananarivo.
References:
- Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871