(Marosohy, Kaominina Maromby, Departementa Amboasary, Faritra Anosy, Faritany Toliary, Madagasikara)
A thorianite deposit situated 4 km S of Belafa. Exploitation started by the "Commisariat á l'Energie Atomique" (CEA) in 1955.
References:
J.Behier: Carte mineralogique de Madagascar. Archive Serv. Geol.Mad. A 1871.
Besaire,H.(1966): Gites mineraux de Madagascar.Ann.Geo.Mad XXXIV,Tananarive