True and false jade identification

Many friends who buy jade often ask experts about the method of authentic jade identification. Now Xiaobian will tell you the true and false jade identification method, I hope to help everyone!

The first method of identification:

1. The glass texture is very brittle and hard, the structure is loosely arranged, lacking the compactness and toughness of jade, and can not withstand the high-speed rotary engraving. Therefore, high relief and round carving are generally not processed on the glass.

2. Use a magnifying glass to find the bubbles. Even if you can only see one, it must be glass.

3. Glass is added with chrome oxide, the color is near ruby; cobalt oxide is added, the color is near sapphire; chrome oxide and copper oxide are added, and the color is near emerald. Although the color is similar, the tones of these products are always thin, lacking the natural oily and lustrous feeling.

4. Fake jade made of polymer material is a relatively difficult variety. Its color can be arbitrarily matched. It is difficult to find bubbles in a magnifying glass. Only the original shape is displayed on the infrared spectrometer. It is difficult to identify the general picture. Its true

Pseudo, in addition to destructive testing: to find the stone section or fire to see its reaction, mainly to see if the surface of the jade has natural stone. Generally fake jade will be exposed under the high-definition magnifying glass.

5. Identification of jade articles, divided into two categories: new jade and old jade. The identification of Xinyu focuses on the true and false varieties, the quality of the texture and the fineness of the carving. The identification of the old jade is not ordinary. In addition to the basic requirements of the new jade, it also needs to know the era of jade production and the value in history.

The second method of identification:

Jade can be divided into two types: nephrite and jadeite, and jadeite is also known as jade. From the chemical point of view, nephrite is a silicate containing calcium, magnesium and iron, while jadeite is a silicate containing sodium and aluminum.

Here are some common methods for identifying true and false jade:

Water identification

Put a drop of water on the jade. If it is in the form of dewdrops, it will be true jade for a long time.

Hand touch

If it is true jade, feel cold and lubricated by hand.

Observation

The jade is observed against the bright spot, and the color is clear and the green is evenly distributed.

Tongue identification

The tip of the tongue is really jealous, but the fake jade is not.

In addition, it can also be observed with a magnifying glass, mainly to see if there are cracks, and the value of cracks is greatly reduced.

The above are two methods of authenticating jade and jade. Which method you can see is more suitable for yourself! For more knowledge, please click on the jade encyclopedia!