標 本 名: | 緑柱石 , アクアマリン (Beryl, Variety: Aquamarine)
| 化学組成: | Be3Al2Si6O18 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Minh Tien Mine, Luc Yen ("Yuang Yang"; "Yueng Yang"), Yenbai (Yen Bai) Province, ベトナム (Vietnam) | Aquamarine crystal with good saturated blue coloration. The head seems to be terminated although some arts look like crystalline fracture it was rather post- etched by a fluid phase. A fine blue crystal with medium transparency !
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