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1,我们可以在白纸上画一条黑色的直线,把石头放在这条直线上,因为钻石的切割工艺是十分苛刻的,几乎没有光线能通过亭部刻面,鉴于钻石会反射进入内部的所有光线,所以隔着钻石看不到直线,但是透过锆石可以隐约看到下面被折射变形的直线。注:此方法遇到人造钛酸和合成金红石也看不到黑线,因此大家还要结合下面的方法。
左为钻石,右为锆石
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深圳市罗湖区翠竹街道贝丽北路金展珠宝广场二十层20F-05/06
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