2. Emerald, a jewel that has been heated up in the jewelry industry, has certain value whether it is collected or worn. For this reason, in the jade market, there are endless ways to make fake jade raw materials and finished products. The lowest grade jadeite raw material is also used to prevent artificial color enhancement, so you must be careful when buying it.
3. The commonly used jade counterfeiting methods are: rinsing: it is to soak the jade with strong calculation, wash off the mottled color inside, and make the jade dirty and white. The jade thus produced is called B goods. After rinsing, dyeing or rinsing, dyeing and glue injection, it is called C goods and B+C goods. Coating: Coating jadeite is also called dressing jadeite. It is to coat or spray a layer of green glue on the surface of jadeite, and wrap jadeite with light color to make it look darker and more moist, which has strong camouflage and deception. _ color: the so-called _ color method is to change the original color of jadeite by heating and make it red. The natural red fly produced naturally is very small, and it is mostly brown-brown mixture. But after heating treatment, a better red color can be obtained. Synthesis: As early as 1984, the technology of synthesizing jadeite from sodium, aluminum and silicon dioxide was available in the United States, and the hardness and density of the synthesized jadeite were basically the same as those of natural jadeite, which was quite deceptive. Everyone must look for the appraisal certificate of the authoritative appraisal institution to avoid being deceived.