Also known as the natural obsidian glass, is a naturally occurring glass. Its cause is due to the volcanic lava cools rapidly condenses, Jiao crystalline structure. Because peripheral cooling lava flows fastest, so obsidian lava flows are usually found in the periphery. Obsidian is not only aesthetically pleasing, there is a special effect, beneficial for the human body, evil, of evil, put on a home, town house use. Sheep, monkey, dragon can help with wealth. Zhai Jing Bo professional selling Amethyst Geode, a variety of natural crystal bracelet and feng shui ornaments, cornucopia, the God of Wealth, like other Buddhist jewelry is handmade using a variety of specialized industrial build out of the family home for a variety of people to wear and display. To learn more, please contact Bo Zhai Jing mall! 13929260630 micro letter: pjz1684115868 QQ: 1463302248 public micro-channel number: Bo Zhai Jing