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如何鉴别坦桑石真假
更新时间: 2020-09-16 00:00:00  

1、观察颜色:坦桑石的颜色是均匀的蓝色,比较鲜艳;

2、实验硬度:坦桑石硬度很低,可以使用锉刀刮出轻微划痕;

3、在光线下折射观察:正品的坦桑石是双折射宝石,不同的角度观察有三种颜色变化;

4、观察表面:坦桑石是刻面宝石,表面光泽佳且火光非常好。

关键词: 如何 鉴别 坦桑 真假

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