1. When the two pearls are rubbed, the imitation pearls have a slippery feel. The real pearls have a sensation of sensation. When the pearls are rubbed on the glass, the imitation pearls have no streaks, and the true pearls have pearl powder streaks. The real pearl is gently scraped with pearl powder, and then it is felt without damaging the pearl after being wiped with cotton cloth or hand. You can also use the teeth to bite, have a squeaky feeling, the surface is rough and the real pearl; the fake beads feel smooth, and the surface has scallops or peeling.
2, dyed pearls generally poor gloss. It looks unnatural, gray and black. If it is scrubbed with a cloth dipped in a little 5% dilute nitric acid, there will be black marks on the cloth.
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Embroidery designs are with more three-dimentional effect, and also with more powerful visial effects, it could explore people's imagination when they see the vivid colorful designs. The designs are mainly flowers, leaves, trees or some animals.
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