1, the most precious jade producing area in China, Xinjiang (Hotan). Hetian jade can be roughly divided into white jade, sapphire, jet, topaz and five colors according to its texture and basic color tone.
2. lantian jade, Shaanxi Province: It is produced in Yuchuan Township, Lantian County, with gray, yellow, green, black and medium patterns, fine and smooth texture.
3. dushan jade, Henan: dushan jade, also known as Nanyangyu, is produced in Dushan, the northeast suburb of Nanyang City. It is rich in colors, including purple, black, brown, blue, green, cyan, red, white and variegated.
It is divided into red hibiscus jade, green jade, green white jade, Tianyu jade, Qingdushan, Heidushan and Zidushan. Among them, emeralds, greens and reds are the top grades, and white jade is the best. The jadeite of the above four colors is commonly known as Nanyang Emerald.
4. xiuyan jade, Liaoning: Jade in Xiuyan County, the originator of xiuyan jade, China, is called Xiuyu for short.
Xiuyan jade: turquoise, green, light green, gray, white, black gray, color and yellow, with good transparency. Can be divided into five grades; Pure white, white green, green, dark green, light yellow.
5. The yield of Qilian jade and Yuanyang jade in Gansu Province is the highest.
Qilian Mountain jade: commonly known as Jiuquan jade or Laoshan jade, produced in Qilian Mountain, with colors of white, green, yellow, blue and variegated. Yuanyang jade is produced in the mountains of yuanyang town, Wushan County. It has yellow, green, dark green and black, and green is the best.
6. Jilin Changbai Jade: produced in Panshi County and Changlingzi County, Changbai County, Jilin Province, it is green and waxy.
7. Jade produced in Tibet includes Renbu Jade, Guori Ayu, Bai Yushi, ivory white jade, amber stone and amethyst.
Fruit Day Ayu: light gray or grayish white, slightly transparent; Ivory white and yellowish, with enamel texture.
8. The jade varieties produced in Qinghai are Xiuyu jade, Chaidamu jade, dark green jade and Dulan jade.
Qinghai jade: produced in Yuhalayugou and Ledu Yutai, white, yellow-green, black-gray-green is opaque or slightly transparent, with waxy luster. Chaidamu jade is produced in Mangya and Wulan gray wolf ditch, with yellow-green, gray-white, green stripes and green spots. , with good stone quality.
9. Jade in Yunnan includes jasper, grape jade, Dongling jade, xiuyan jade, chalcedony, soft crystal, turquoise, malachite and various feldspar.
Turquoise: Turquoise products are colorful and deeply loved by people at home and abroad, especially Muslims and people in the western United States. Gem-grade turquoise is a dense massive aggregate mainly composed of turquoise minerals, which was formed during geological processes and reached jade grade.
Extended data
China is the earliest and most extensive country in the world to exploit and utilize jade. There are many records in ancient books, and the names are also very miscellaneous, such as Shuiyu, Heritage Jade, Peiyu, Xiangyu, Nephrite and so on. Tremolite nephrite unearthed from Chahai site in Fuxin city, Liaoning province is about 8000 years ago (early Neolithic age), which is the earliest known real jade in the world.
The most famous jade in China is Hetian jade in Xinjiang, which, together with dushan jade in Henan, xiuyan jade in Liaoning and lantian jade in Shaanxi, is called the four famous jade in China.
Jade is a relatively valuable mineral. Jade is rich in trace elements such as zinc, iron, copper, manganese, magnesium, cobalt, selenium, chromium, titanium, lithium, calcium, potassium and sodium. The embellishment of jade can eliminate impetuous heart, the color of jade can delight bored heart, and the purity of jade can purify dirty heart. Therefore, a gentleman loves jade and hopes to find natural aura in the jade body.
Jade is the beauty of stone, with positive, moist and pure color. The same is true of precious stones. Its value does not depend entirely on the composition, and most jadeites are worthless. Like people, every nation produces heroes.
References:
Baidu Encyclopedia: Jade