Obsidian - 10 pounds* are hollow

are hollow

Thulite is said to stimulate creativity and inspiration

giving it a transparent to translucent appearance

Clarity: Obsidian is usually opaque

due to the crystals lining the inner cavity

Obsidian - 10 pounds* are hollowNatural Obsidian from Mexico Mostly large pieces 1 5 pieces per 10 pounds *Requires 20lbs of shipping space Obsidian is a naturally occurring volcanic glass that typically forms when lava cools rapidly without sufficient time for crystal growth. Color: Obsidian comes in various colors, including black, brown, gray, and green. The most common is black obsidian, which is often referred to simply as "obsidian." Hardness: Obsidian has a hardness of