论文部分内容阅读
人造珍珠早在珍珠的养殖方法还未发现之前,十七世纪法国出现了用鱼鳞粉涂在玻璃珠上,作为人造珍珠来代替稀有的天然珍珠。现在市场上出售的那些耀眼的球子,有的以珍珠的名义而售出。那种人造珍珠在颜色和光泽上都很好,初看和真的珍珠一样。现在,如果经营珍珠或购买珍珠稍不留神、就有被骗的可能。目前市场上出现人造珍珠已达到了“以假乱真“的程度。下面介绍几种鉴别其假珍珠的方法。 1、表面扩大观察法只要把珍珠的表面扩大一看,就会见到钙结晶的成长状态,好似沙丘被风吹的花纹状,并能见到回旋的模样和线条模样。要是人造珍珠,则没有成长的模样。有能见到月亮或鸡蛋表面那样的涂装面,尽是些高高低低的很单调的状态。用10倍放大镜即
Man-made pearl Long before the pearl farming methods have not been discovered before the seventeenth century France appeared with a fish scale powder coated glass beads, artificial pearls to replace the rare natural pearl. Some of the dazzling balls currently on the market are sold in the name of pearl. The kind of artificial pearls in color and gloss are good, first look and real pearls. Now, if you manage pearl or buy pearl a little inattentive, there is a possibility of being cheated. Artificial pearls appear on the market has reached the level of “real ones”. Here are some ways to identify their fake pearl. 1, the surface to expand the observation method As long as the surface of the pearl to expand the look, you will see the growth state of calcium crystals, like sand dunes wind-blown pattern, and to see the appearance of swirling lines and lines look like. If artificial pearls, there is no appearance of growth. Have to be able to see the moon or egg surface as the painting surface, is all high and low very monotonous state. With 10 magnifying glass that is