Obsidian is a low-grade gem, so the price of obsidian is not high, and obsidian can be processed into handicrafts. In addition, obsidian has the characteristics of glass, and its cross section is shell-shaped and very sharp.
Distribution of origin
Obsidian is mostly distributed in areas with volcanic activity, such as Hawaii, Japan and Java Island in the United States, as well as Iceland, Hungary, Lipari Islands in Italy, the former Soviet Union, Mexico, Ecuador and Guatemala, and Tibet in China.
Dark black monocular obsidian is distributed in Arizona and New Mexico, and Indians call it "Apache tears". Most obsidian jewelry is produced in Central America and North America and is the national stone of the United Mexican States.