GrandidieriteNampoana quarry, Bezavona Massif, Taolañaro Commune, Taolañaro District, Anosy Region, Tuléar Province, Madagascar
Photo: Arliguie M Fihidiam-baton' iNampoana, Bezavona, Kaominina Taolañaro , Distrikan' i Taolañaro, Faritra Anosy, Faritanin'i Toliary, Madagasikara
A small quarry for building material.
Grandidierite has here been found in small pegmatic veins less than 5 cm thick embedded in a garnet and cordierite bearing leptynite.
References
- Behier, J. (1960): Contribution á la Minéralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive, p.40
- Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
- Seifert, F. and Olesch, M. (1977): Mössbauer spectroscopy of grandidierite, (Mg,Fe)Al3BSiO9. American Mineralogist. 62:547-553 [with analysis of grandidierite from Nampoana]
Mineral List
5 entries listed. 3 valid minerals.
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