Serpentine jade is produced in Lantian, Shaanxi, Jiuquan, Gansu and Xiuyan, Liaoning.
Jade with low price and beautiful color is now the technical general name of serpentine jade in China.
Jade in a broad sense includes jade from xiuyan jade, Liaoning, jade from southern Guangdong, jade from Huili, Sichuan, jade from Kunlun, Xinjiang and topaz from the Ming Tombs in Beijing.
In a narrow sense, Xiuyu refers to xiuyan jade (referred to as Xiuyu for short) produced in Xiuyan County, Liaoning Province.
What are the characteristics of xiuyu? Xiuyan jade is a kind of serpentine mineral (serpentine), which is composed of fine fibrous and foliated serpentine crystals and is a very fine and compact block.
Its colors are varied, but white and light green are common.
Its hardness is 2.
5 - 4。
5; Specific gravity 2.
5 at the mercy of others; Grease is bright or waxy; Translucent to opaque, a few are transparent, similar to plexiglass.
What is the status of Xiuyu jade in China? Jade is a primary jade material discovered in China for a long time, and it is one of the most famous jade in China.
Because of its bright color, excellent processing function and low price of materials, jade carving factories in more than 20 provinces and cities have been allowed to use jade as materials to make various jade ornaments and handicrafts.
Xiuyan jade's output and materials rank first among the four famous jade.
However, due to the low hardness of jade, it is easy to be worn off in the cleaning process, which makes the original weak light gradually dim, far less bright than jade, so Xiuyu is a low-grade jade material.
However, in the creation of large-scale jade carving seats and small and medium-sized ornaments, jade is still a popular jade species because of its low hardness requirements.
What are the main uses of Xiuyu? Xiuyan jade has many uses. A large number of high-quality xiuyan jade are mainly used for carving various mountain and river bonsai, figures, animals, tea sets, wine sets and other handicrafts. Because of its lovely light green and soft light, it is very popular with people, so it is very popular at home and abroad.
In addition, almost transparent fine jade is also used to make bracelets, necklaces and beads, and various small pendants (indecent sounds, Maitreya Buddha and jade ingots, etc. ) and fitness balls have an inevitable market among low-level consumers.
What are the varieties and producing areas of xiuyan jade in China? There are many varieties of jadeite jade composed of serpentine in China.
According to the gem expert Luan Bing and teacher Xi in his book Gems, there are the following 10 varieties of jade in China:
(1) xiuyan jade:
A dense block mainly composed of fibrous serpentine and diorite, with more than ten colors. Xiuyan County, Liaoning Province is the main producing area of xiuyan jade in China.
② Nanxiu Island:
Referred to as Nanbian Jade, it is mainly produced in Xinyi County, Guangdong Province, so it is also called Xinyi Jade.
This is a dense large serpentine, from dark green to light green.
Because of its bright green stripes, it is suitable for large jade carving ornaments.
(3) Jiuquan Xiuyu:
Jiuquan jade, or Qilian jade for short, is a dark green dense massive serpentine with dark black spots and irregular dark black blocks.
(4) Lu Chuan Xiu Yu:
Luchuanyu, referred to as Luchuanyu for short, is a dense massive serpentine with black spots on the yellow-green base.
Origin in Luchuan County, Guangxi.
(5) Kunlun jade:
Referred to as Kunlun Jade for short, the jade quality is very similar to that of xiuyan jade, Liaoning.
Produced in the foothills of Kunlun Mountain in Xinjiang.
(6) Huili Xiuyu:
Huiliyu, referred to as Huiliyu for short, is a dark green massive serpentine with a jasper-like appearance.
Origin in Lixian County, Sichuan Province.
(7) Xiuyu, Yunnan:
It is a green massive serpentine, usually containing chlorite.
(8) Jun An Xiuyu:
Junan jade, referred to as Junan jade for short, is a dark green massive serpentine, which is produced in Junan County, Shandong Province.
(9) Huang Jing Xiuyu:
Beijing topaz is a yellow, light yellow or lemon yellow serpentine, which is produced in Laojuntang of the Ming Tombs in Beijing.
(10) Dulan Xiuyu:
It is a massive serpentine with bamboo leaf markings, so it is also called bamboo leaf jade, which is produced in dulan county, Qinghai Province.