Hetian Jade is one of the four famous Jades in China. Although Hetian Jade is named after Hetian in Xinjiang, it is not a regional concept in itself. It does not refer specifically to the jade produced in Hetian in Xinjiang, but is the name of a class of products. Hetian Jade is a metamorphic rock formed by the contact metasomatism of magnesia marble and intermediate-acid magmatic rocks. It contains tremolite, amphibole, actinolite and other mineral aggregates. Its chemical composition is calcium magnesium silicate containing water. Its chemical formula is Ca2 (Mg, Fe2+) 5 [Si8O2] (OH) 2, its density is 2.95-3.17, and its Morse hardness is between 6.0-6.5.
Hetian Jade has a long history of at least 7000 years in China. It is the main body of Chinese Jade Culture. It is a precious heritage and artistic treasure in the treasure house of Chinese national culture. It has a profound cultural connotation. The Queen's Seal, a treasure-grade cultural relic of the Western Han Dynasty treasured in the Shaanxi Museum of History, is the only one of the Han Dynasty's Queen's Seals with the texture of Hetian Suet Jade found in Xinjiang as so far. It is the first batch of cultural Relics prohibited from going abroad for exhibition.
As a natural jade, Hetian Jade is different from each other, so the price system of Hetian Jade is relatively complex. To determine the value of a piece of Hetian Jade, we need to consider from many aspects, such as the quality, color, origin, size, technology and so on.
From the current market survey of Hetian Jade, the price of first-class products of Hetian Jade in Xinjiang is above 10,000 yuan/g, the price of top-grade natural Hetian Jade seed material is about 30,000 yuan/g, and the price of middle and high-end Hetian Jade is about 10,000 yuan/g.
There may be a lot of people like Hetian jade jewelry, because it is not only beautiful and elegant to wear, but also has great benefits to nurture people's health. In reality, many people because it is extremely expensive and deterred. although most people like Hetian Jade very much, its expensive price is not for everyone to consume.
- The toughness is extremely great, and the toughness is extremely important to the jade. The toughness is large, it is not easy to be broken, and it is wear-resistant, which is of great benefit to the artistic shape and fine carving of the jade.
- It is a tremolite, very fine-grained. There are two types of amphibole in the world: tremolite and actinolite. Generally more than 95%, of which white jade is 99%, white jade is 98%, sapphire is 97% (95% - 99%), impurity minerals are rare.
- Fine and moist texture