Anjanabonoina pegmatites, Ambohimanambola, Betafo, Vakinankaratra, Madagascar

Alkaline gem and collector beryls, including high-grade morganite, are recovered with tourmaline during the mining of miarolitic microcline-albite-elbaite-lepidolite (sodium-lithium) pegmatites.

Ref: E.Ya. Kievlenko, Geology of gems, 2003, p. 111

Gemstone List


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