Carved from natural silver sheen obsidian, these beautiful moons feature a flat back and rounded top. Sizes range approximately 27 x 22 mm to 33 x 26.5 mm. They are sold per randomly selected cabochon.
Silver Sheen Obsidian is a form of glassy silica rich volcanic rock. It is characteristically back obsidian with filled with bright “sparkly” silver inclusions that produce chatoyancy.
Mohs scale: 5-5.5
Locality: USA (Oregon) and Mexico.