珍珠,玲珑巧雅,晶莹夺目,自古以来与金玉、翡翠、玛瑙一样被人们视为珍品。以珍珠加工镶嵌的项链、戒指、胸针、耳坠、发饰深受人们喜爱。珍珠又是贵重药材,具安神定惊、平肝明目、清热解毒、润喉护肤、收敛生肌等药理功能,许多中药成药都以珍珠为重要配伍。目前世界珍珠市场每年销售量达数十吨。由于珍珠的珍贵,人们对其研究不遗余力。珍珠是贝类生成的。淡水的河蚌以及鲍鱼、贻贝、牡蛎、砗磲、蛤蜊、珍珠贝等海产贝类都能产生 Pearl, exquisite and elegant, crystal eye-catching, since ancient times and jade, jade, agate, like people are considered treasures. Pearls inlaid necklaces, rings, brooches, earrings, hair accessories by people love. Pearls are precious medicinal herbs, soothe the nerves are scared, Pinggan eyesight, detoxification, throat skin care, convergence and muscle and other pharmacological functions, many Chinese medicines are pearl as an important compatibility. The current annual sales of the world pearl market up to tens of tons. Due to the preciousness of pearls, people spare no effort in their research. Pearl is shellfish. Freshwater mussels, as well as seafood such as abalone, mussels, oysters, emus, clams and pearl oysters