How to identify Hetian jade rough stone, how to identify Hetian jade?

1. Use a knife to test its hardness (do not try it if you are not a local tyrant): Hetian jade Mohs hardness reaches about that, take a knife to scratch it on it generally will not leave traces, if it is glass and jade with low hardness, it will leave traces, but now many imitation materials also choose some jade with high hardness, which will also leave no traces.

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2. Check the color of Hetian jade: Hetian jade only has four major colors: white, cyan, ink, and yellow, and there is a red one in the legend, but it has never been seen, so if you meet a red Hetian jade, it is designated as a fake. The color of white varies from white to bluish-white, yellow from pale yellow to dark yellow (including sugar), cyan from pale cyan to dark cyan, and ink from ink to pale black.

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3. The value of mutton fat and yellow Hetian jade is higher: mutton fat jade has a delicate texture, white as clotted fat, it is the best variety of white Hetian jade, only Xinjiang has this variety in the world, because the yield is very scarce, so it is extremely precious. In addition, topaz is also very rare, second only to sheep fat jade in value.

The value of cyan Hetian jade is the lowest, and the color distribution of cyan Hetian jade varies from light cyan to dark cyan, with many types and different shades of color, which is the most common type of color in Hetian jade, so it is slightly lower than other colors.

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Fourth, observe whether it is translucent: there are three kinds of transparent, translucent and opaque in jade, and Hetian jade is translucent, under the light, it can pass through the light, but it is not clear to see the image of the transmitted object. You can point the jade at the light source and shake it behind the jade with your hand, and you can really see that there is a black shadow shaking in Hetian jade.

Fifth, listen to its voice to distinguish: Hetian jade because of the thick and warm quality, the vein is dense, so the sound is crisp and loud under the percussion, you can take two pieces of the same jade to knock a few times, if the voice is dumb is not Hetian jade, the sound of Hetian jade is more crisp, like steel.

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6. Weigh it by hand: When buying, you can weigh the same volume of jade by hand, Hetian jade is heavier, solid and thicker, and generally heavier than other jade.

7. Check its texture: Hetian jade has a moisturizing, delicate and soft texture, and the surface has an oily luster, while the moisturizing and oily luster of other jade is not as good as that of Hetian jade. In addition, you can put the jade on the **, there will be a cool feeling, and glass products are not.

8. Check its certificate number: Hetian jade ** is more expensive, generally has a certificate, you can call the Quality Supervision Bureau** or go online to check whether the number is true.

Hetian jade has a wide range, usually Qinghai material and Korean material Hetian jade does not have a high collection value, can only be used as accessories, identification is not identified by the certificate, need to see the flesh quality of jade, the real Xinjiang Gobi material is generally as fine as baby skin, white as oil, and other origins of Hetian jade can not be compared, at the same time the gap that can be seen in the jade is different, Korean material and Qinghai material will be as large as a grain of rice, and Gobi Hetian jade is as compact and delicate as flowing water.

When identifying Hetian jade rough stones, you can judge by looking, touching, and listening. Generally, you need to look at the internal structure and color of Hetian jade rough stone, really Hetian jade internal structure is very tight, and there are few impurities, and the color is also very pure. It feels oily to the touch, and it has a certain greasy feel, and it makes a crisp sound when it collides.

1. Look. When identifying the Hetian jade rough, you can see its internal structure, generally Hetian jade rough can see obvious flocculent texture, and the internal structure is compact, and the impurities of Hetian jade with good jade quality are relatively few. It is also necessary to observe the color of Hetian jade rough, and the color of Hetian jade is really evenly distributed, and it looks very pure in color.

2. Touch. When identifying Hetian jade rough stone, you can also touch it with your hands, generally the jade quality is better to the touch, and although there are pores of different sizes on the surface, it does not feel very rough to the touch. If it is rough to the touch and has no grease feeling, it means that its jade quality is not good, or even fake.

3. Listen. A good Hetian jade rough has a high density and few internal impurities, so it will make a crisp sound when it collides, and it belongs to nephrite, with relatively high toughness, and it is not easy to be damaged after being impacted. However, try not to knock it too often, as it is likely to cause damage to its internal structure.

Hetian jade is one of the four famous jade in China, compared with other tones, the texture is warm and moist is the top grade of jade, want to identify a piece of Hetian jade whether it is good or bad, we can identify through the sound, transmittance, color.

1. Sound discrimination.

The texture of Hetian jade is warm and moist for the rest of your life can be used to use another piece of Hetian jade rain to identify the rain to hit gently, if it makes a crisp sound, it means that it is identified as real Hetian jade, if the sound is low and hits the wall, this is not Hetian jade. At the same time, in order to achieve better results, you can suspend the pragmatic line to reduce the direct collision of the hand.

2. Identify by the transmittance of jade.

Good Hetian jade is generally translucent, and some are slightly transparent, in the sun, pick up the jade, you can find that the jade can transmit light, but you can't see things clearly, at this time you can identify, known as ** Hetian jade. At the same time, because of the delicate texture of Hetian jade, the oil will show a luster when the sun shines. The stronger the oil luster, the higher the grade of Hetian jade.

3. Look at the color of the jade.

The first thing that ordinary people, even laymen, see will be color. Similarly, in the identification criteria of Hetian jade, color is also an extremely important item, Hetian jade is divided into mutton fat white jade, white jade, yellow jade, jasper, black jade, green jade, green jade, white and white. Among them, in addition to white jade, other types of rain are mainly identified according to the four aspects of color, concentration and uniformity.

First of all, the first one is the color tone. **The green tone is very positive and pure, otherwise there will be speckled variegated tones, which are very natural.

In short, the more commonly used means to identify Hetian jade are the above three. In addition, holding the jade in your hand will have a slippery feeling because the texture of Hetian jade is delicate and warm. The delicate texture of Hetian jade is not easy to imitate, and there will be an obvious pressure feeling in the hand.

How to determine Hetian Yuyi is to try and see**. The second is to look at the color and moisture.