Must know that the common gemstone jewelry variety has 40 many kinds, but each ingredient and the nature are dissimilar, for instance: Our country is rich in the olivine, is one kind of Huang Lvse's gem, this kind of gem's reserves is huge, therefore is cheap, has again, our country Shandong sapphire, is the gem one kind similarly, because of the output is similarly also huge, and the quality not high causes the low in price. Looks like the agate, the quartz, the garnet, the quartz and so on is the natural half gem, the man-made agate, the man-made quartz, the man-made garnet, the synthetic quartz and so on was the artificial half gem.
Gemstone jewellry divides into two kinds: One kind is the natural half gem, one kind is the man-made gemstone jewelry, the natural gemstone jewelry is with the stone processing of raw material, may make thejewelry accessories, may also make the home accessories, now the use is getting more and more widespread, side the man-made gemstone jewelry is synthesis that kind, the use follows similar which said that but in the price must select cheaply, is the very gemstone or processes with the stone, the man-made stone is the half real, half fake stone.