Obsidian Carved Towers / 8-12cm AVG - 1 LB. LOT

Quantity: 1 pound

Average size range: 8 to 12 centimeters

Obsidian is not actually a gemstone, but instead a kind of glass that forms when volcanic lava rapidly cools in the open air without forming any specific crystalline structures. When polished, obsidian can occasionally exhibit a gold, silver, or rainbow sheen depending on any included minerals.