Tag Archives: Baolong Sharing: Identifiseer edelstene deur visuele en tasbare inspeksie

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Let’s observe the surface gloss of gemstones. The higher the hardness of gemstones, the higher the surface gloss will be after polishing. The gloss of diamonds is the best among all transparent gemstones. It is diamond gloss. Most other transparent gemstones are glass gloss, which is lower than glass gloss. Most of the gems have […]