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How to identify sapphire glass and mineral glass?

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How to identify sapphire glass and mineral glass?
Issue Time:2019-09-01
1.Water drop, if you drop the water on sapphire glasses, the water will be flock together just like on lotus leaf, but the water will be divergent on the mineral glass.

2.Color, the color of sapphire is a little pink or milk white, and mineral glass often have blue color.

3.Touch and feel, you will feel icy if touch the sapphire, and it is not for mineral.

4.You also can use professional machine to measure the density, lusciousness, refraction, hardness and some other technical information.
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