Maromby pegmatite (Andreba), Ambatosoratra Commune, Ambatondrazaka District, Alaotra-Mangoro, Madagascar

In 1997 a single dike southeast of Andreba produced large, well-formed, twinned crystals of chrysoberyl. It was hosted in the quartz of the pegmatitic core. This dike was quickly exhausted.

Ref: Madagascar, extraLapis English No.1, 2001, p. 47

Gemstone List


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