Baolong net gemstone constellation pendant Xiuyan jade is produced in Xiuyan County, Liaoning Province, and is also called Xiuyan jade. It is a serpentine nephrite. There are more than ten colors of Xiuyu jade, mainly green, dark green rock, trắng, smoky gray, vân vân., as well as a mottled color composed of various colors. Xiuyu jade […]
