LOT 6995 云南 黄玉
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产自:云南
这是一件透明的托帕石晶体,晶体的几何棱角非常明显,呈玻璃光泽,少见的国产宝石级托帕石。托帕石,矿物学中也称黄玉,是一种知名的宝石矿物,含氟铝硅酸盐矿物,英文称Topaz,由于大众容易将黄玉与黄色玉石的名称相互混淆,多采用英文音译名称“托帕石”。因为托帕石的透明度很高,又很坚硬,所以反光效应很好,加之颜色美丽,颇受青睐。比如在十七世纪,葡萄牙王冠上镶嵌的为无色托帕石。
尺寸:4.3-3.3-2.1cm
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