Mineral: Chrysoberyl
Locality: Lac Alaotra (Lake Alaotra), Ambatondrazaka District, Toamasina Province (Tamatave), Alaotra-Mangoro Region, Madagascar
Dimensions: Main crystal: 3.9 cm

Description: Mass: 64 g MIM number: 2253 Set of 14 very well formed and twinned floating crystals of yellow-green color, translucent with transparent terminations. Some crystals show a sixfold star twin, others a V-twin, and still others a double V-twin. Photographer: AINU / Augustin de Valence

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