Jade ring Jadeite, also known as jadeite, jade and Burmese jade, is a kind of jade. The correct definition of jadeite is a fibrous aggregate composed of augite minerals dominated by jadeite minerals. But jadeite is not equal to jadeite. Jadeite is a polycrystalline aggregate of jade grade formed under geological action. It is mainly composed of jadeite or jadeite, sodium (sodium chromite) and sodium calcium pyroxene (omphacite). It can contain hornblende, feldspar, chromite, limonite, etc. In ancient times, jadeite is a bird living in the south. Its coat color is very beautiful, usually with blue, green, red, brown and other colors. Generally, the male of this bird is red, which is called "jadeite", and the female is green, which is called "Cui". "Tengyue vernacular annals" written by Cun Kaitai records that "Teng is a collection of numbers, and jade works are full of thousands. They are made into utensils and sold to all provinces in Yunnan yuan. Top grade jade is mostly sent to East Guangdong, Shanghai, Fujian, Zhejiang and Kyoto. To the end of the Qing Dynasty and the beginning of the Republic of China, there were more than 100 jadeite workshops in Tengchong, and more than three thousand jade carvings craftsmen. They thought, "utensils are sold on the top of the Yunnan Province, and they are sent to Guangdong, Shanghai, Fujian, Zhejiang and Kyoto" Burma's Meng Gong and Myitkyina area, which are 150 kilometers from the border of Yunnan. Baby size: ring inner diameter: 21mm, opening Ring face length: 25 mm, width 17 mm Baby weight: 15.7g Dear friend The recent outbreak of the epidemic suggests that you leave your phone number when purchasing items. If your address is applicable, I will send you a high-quality express service! thank you~