A green-blue quartzite produced in the Qinglong antimony deposit, in southwestern Guizhou Province, is called Guizhou Jade in the trade. The source area is located in the middle of the Yunnan-Guizhou ...

The tourist from eastern Jiangxi province was trying on the bracelet in a shop in Ruili in Yunnan province near the border with Myanmar, where much of the jade in China is from. When she was told ...