How to identify the authenticity of Jade

How to identify the authenticity of Jade

First need to know the difference between emerald and Links of London stone materials, it is most easily confused with emerald. Artificial stone materials melting, structural relaxation, green uniform, although uneven, but very specially-made natural, stone-breaking material is that light ballast, easy to lose worn bright light body material stone, and some have air bubbles. Jade is a natural ore, compact, green most uneven, but it is natural, there are no air bubbles Tusk sex, Links of Londonjade is that the broken stone ballast, great hardness, weight.

Second to know how to identify them cook in soy-color jade. Cook in soy-color jade into nitric acid or sulfuric acid within a few hours after the green drained away. Will cook in soy-color Jade on 70 ~ 80 ℃ iron on the green after a few hours will be drained away. Use of these two characteristics can be used to distinguish cook in soy and natural emerald jade color.

Third, we must know the natural minerals and green jade difference: easily confused with the emerald green of the natural minerals are not as bright emerald green, characteristics are different, such as jade, most of the black spots, black spots, triangular in shape. Australia stone, the green flashing blue head, color impurity. Green Agate, Green flashing blue color Yun Jin, but thoroughly muddy. Tanglin stone, blue-green flash, flash ash, surface shine small white star. In addition, the spectroscope is dyed and natural green jade identify key tool.