BerylMarijao pegmatite, Ankazobe District, Ankazobe Pegmatite Field, Analamanga Region, Antananarivo Province, Madagascar
Photo: ARLIGUIE M Marijao, Distrikan' i Ankazobe, Pegmatitan' i Ankazobe, Faritra Analamanga, Faritanin' Antananarivo, Madagasikara
A LCT pegmatite prospected by the Commisariat á l 'Énergie in the 1950s, situated about 55 km NNE of the town Ankazobe, N of the capitol, Antananarivo and W of Vohambohitra, on the left side of the Betsiboka River.
Large beryl crystals of beryl up to 100 kg were found here in 1971.
Mineral List
9 entries listed. 4 valid minerals.
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References
- Behier, J. (1960): Travaux mineralogiques. In Rapport Annuel du Service Geologique pour 1960. Republique Madagascar, Tananarive. 181-199
- Behier, J. (1960): Contribution á la Minéralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive, p.36 [on euxenite-(Y)]
- Behier, J. (1963): Carte mineralogique de Madagascar. Archive Service Géologique Madagascar. A 1871
- Petsch, E. J. and Schmetzer, K. (2002): Das Aquamarinvorkommen von Marijao in Madagaskar: einer der grössten jemals bekannt gewordenen Aquamarinfunde. in "Aquamarin & Co". ExtraLapis No. 23: 56-61 [German version]
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