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8 figure Burmese natural jade A cargo brand new

1, Cui Xing, which is due to the composition of emerald jadeite or other pyroxene crystals with two sets of complete cleavage caused. In light, due to the reflection of these cleavage planes, a large number of glittering facets of jadeite surface can be seen, usually on emerald-sawed or unpolished surfaces, and Cui imitation van cleef lucky alhambra necklace is very noticeable 2, natural jadeite also has orange Skin effect, its polished surface is often like the ups and downs like orange peel, the copy van cleef four leaf clover necklace reason for this phenomenon is due to jadeite jade particles in the direction of inconsistency due. You can also see other identification features through the instrument 3, all kinds of green emerald has a typical absorption spectrum characteristics, emerald green jade must have obvious in the red zone of the three absorption lines caused by chromium, and the so-called Of the ladder-like features. Green to light green jade, red chrome absorption line may not be obvious, generally only to see the 660nm absorption line, but in the violet region can see 473nm absorption line, the absorption line is generally considered to van cleef necklace pink knock off be caused by the Fe Jadeite A cargo in the natural state formed by the geological environment and other effects, the formation of many jade contains many impurities, will greatly affect the beauty of jade, so the industry often use some methods to carry out some of its treatment to make it beautiful and beautiful . Emerald optimized in the business and not processed any jade called 'Jade A cargo.' Jade A cargo is pure natural jade. Only after the traditional mild surface acid or surface pier wax treatment, its emerald structure is not corroded and destroyed. The same is a jade bracelet, but in contrast, the price of a jade a cargo bracelet bracelet and b goods C many times higher than the bracelet.

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