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How to distinguish the freshwater pearl and imitation pearl, dyeing the pearl

更新时间:2012.04.21 News Sources:http://www.byzhenzhu.com 宝亿珍珠有限公司 点击:73

1, two pearls of wiping, the pearl imitation feels slippery, the real pearl feels unsmooth. Pearl when rubbing glass imitation pearls,no scratches, pearls with pearl powder stripe. With a knife thescrape quietly pearls with pearl powder, with cotton cloth or hand wipe that no damage to pearl.

In 2, the dyed pearl luster than ordinary differential, does not look natural, gray and black, as with a cloth with a little 5% dilute nitric acid scrubbing, cloth will have black track.

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