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BERYL Be3Al2Si6O18 (hexagonal) . variety aquamarine, transparent hexagonal blue crystals . Mungo, Northern Areas, Pakistan . 海藍寶石是指像海水般碧藍的綠柱石.玻璃光澤,透明到半透明,硬度 7.5∼8 其透明無瑕者可作寶石.本礦由兩個海藍寶平行晶體依附於煙水晶上,造形獨特.
經典名礦欣賞 .2.3.4.5 NO.532