Nowadays, the pearl jewelry is very popular in daily life. The pearl is a special gem. Why do people call it as a gem? Because the pearl not only has a natural gloss of gems, but also has mineral compositions.
The pearl is divided into sea pearl and freshwater pearl generally. Now there are natural and artifical pearls are showed in markets. The artificial pearls have two materials. One is pearl oysters raised by worker, the other is pearl powders wore by workers to make different pearls. Their values and qualities are different widely, so the consumers should learn some knowsledges to identify them.
The luster of pearl is bright and beautiful. The lights shine the pearl from the surface to bottom and reflect this charming gloss. These fine and bright pearls are soft as moonlights of the night. That is a reason why all people love it particularly. The colors of the pearl is rich. The freshwater pearl has golden, purple, pink, blue, yellow and so on. The sea pearl has few colors such as silver, gold, and black.
The pearl has many other uses in addition to the value of appreciation. The producers make the pearl ornaments according to the demands of quality. They often carefully select the size, round degree, color, luster of pearl. For a long time, people like to wear pearl jewelry to beautify themselves. The pear is wore into powder. The worker use them to produce all kins of cosmetics. The medical products of pearl are helpful for health of people. In ancient times, people began to use the pearl as medicines.
The chinese producting areas of pearl are mainly in the south. For example, Guangxi and Beihai are known for the products of pearl. There are excellent environments for specialists to study the growth of pearl. In China, the raisers improve the quality and production of pearl gradually. They have cultivated the black pearl successfully in Hainan Province.