Platy crystals of corundum (up to 12 cm in diameter and 2 cm thick) occurs in a feldspar-bearing "pyroxenite".
The locality name refers, according to Behier (1960), to 5 different points along an area of 3 km close to the village of Ambatokapika.
References:
- Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive. p 30
- J.Behier (1963): Carte mineralogique de Madagascar. Archive Serv. Geol.Mad. A 1871.
- Giuliani, G., Fallick, A., Rakotondrazafy, M., Ohnenstetter, D., Andriamamonjy, A., Ralantoarison, T., Rakotosamizanany, S., Razanatseheno, M., Offant, Y., Garnier, V., Dunaigre, C., Schwarz, D., Mercier, A., Ratrimo, V., and Ralison, B. (2007): Oxygen isotope systematics of gem corundum deposits in Madagascar: relevance for their geological origin. Mineralium Deposita 42, 251-270.
Mineral List:8 entries listed. 4 valid minerals.
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