Secret jewelry jade trick trick

In recent years, there have been various kinds of falsification of jewelry on the antique market across the country, which have deceived collectors and consumers and made it difficult to prevent them. After the experts visited, they were summed up.

The surface coloring process involves colorless gemstones or lighter-colored gemstones soaked in a colored solution to precipitate the pigment on the gemstone surface to change the color of the gemstone itself. This treatment method was originally mainly used in porous and cracked jade, but now it is mainly used in crystal falsification, that is, the colorless or light-colored crystal is soaked in yellow or purple solution to imitate yellow crystal and amethyst. In addition, the market also uses a purple-red pen to paint colorless imitation violet on the surface of the colorless bracelet. This method of treatment is relatively simple to identify, as long as careful attention will not be missed.

Blindfolding Colorless gemstones or lighter-colored gemstones are strung with colored ropes, imitated colored gemstones, mainly used for topaz, amethyst, aquamarine, and topaz. Strictly speaking, this cannot be treated as a method because it does not handle the gemstone itself, but this method is easy for the first mover to miss the price judgment.

The Fisheye Mixing Method incorporates Other inexpensive gems such as glass, synthetic gems, and processing gems in one bead chain. Such as yellow crystal mixed glass, natural crystal mixed with synthetic crystal, tourmaline in the mixed crystal, emerald and other mixed jade.

Polishing powder coloring method leaves more green polishing powder on the inner and outer surfaces of the colorless or light-colored jadeite bracelet to change the color of the bracelet itself. This method was popular on the market a few years ago. It was cold for a while and it is now getting fired. The test has found that this method is used for emerald greens with more imitation oil. In the inspection, special attention should be paid to the jadeite bracelets with even colors and blue tones.

The coating method is applied to the jewelry market in Guangzhou mainly in the following aspects: 1. The garnet coating method coats a layer of metallic luster on the surface of the red garnet, and is observed to be reddish in light transmission. The industry is known as "erythrocyte". 2. The crystal coating method is used to produce "Rainbow Stone" on the surface of crystal clusters. 3. The amber coating method coats the yellow amber underneath with a dark red film to improve the appearance of amber. 4. The glass coating method is used to simulate jewelry. 5. Coating Coloane Chrysanthemum coating is mainly used to protect the raw material of the chrysanthemum stone. Because the chrysanthemum stone has a layered structure, it is easy to fall off if it is not protected.

Spelling legality in the jewelry market in Guangzhou is mainly applied to landscape crystals, watermelon tourmalines and diffusion processing on the Star Sapphire. The detection method is mainly to find the bubble of the split line and the split surface.

Artificial "night pearl"

Use a kind of artificial luminous material containing germanium to imitate the night pearl. This artificial luminous material was yellow-green in the early stage, and the latest product on the market was dark green, with strong yellow-green phosphorescence in the dark, showing a fine material. X-ray fluorescence analysis showed that the yttrium and zinc peaks.

The irradiating method is mainly applied to topaz, lemon yellow crystal, colored diamonds and black diamonds. The gem stones treated by this method are difficult to distinguish by conventional detection methods.

Jade bracelets coating method In addition to bleaching, plastic injection, dyeing, recycling and other traditional methods of treatment, jade processing methods have recently been a new trend, namely the Jade bracelet plating method.

Unlike the traditional “clothing” jadeite, which is mainly used on the ring surface, this method is mainly applied to the bracelet. It is coated on the surface of a certain part of the bracelet. The film is colorless or partially colorless and partially colored. The colored part is not used. Common dyes are fine green jadeite raw materials. Because this method does not have sour bubble, the dye used is also natural, so it is very deceptive. Its main purpose is to fill the incomplete area of ​​the bracelet or change the color of the bracelet. The earliest appearance of this kind of bracelet has more bubbles on the surface, which is more astringent and less glossy. Recently, this treatment method has been improved, the surface is basically difficult to find bubbles, and the gloss is also better. Of course, this method is easy to identify with conventional detection methods.