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| | Antsirabé, Vakinankaratra Region (Betafo - Antsirabé region), Antananarivo Province, Madagascar (Site not responding. Last check: 2007-10-23) |
 | | Antsirabé, Vakinankaratra Region (Betafo - Antsirabé region), Antananarivo Province, Madagascar |
 | | Ref.: Bulletin of the Geological Society of America Program Abstract, 1966: 63. |
 | | Pezzotta, F. and Franchi, M. (1997) Miarolitic shallow depth pegmatites of the Betafo and Antsirabe areas, central Madagascar: genetic inferences. |
| www.mindat.org /loc-56655.html (160 words) |
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