Size: Large 10mm-L x 8mm-W x 5mm-D
Size: Small 8mm-L x 6mm-W x 4mm-D
Qty: 30 Nuggets / Length: 16 in.
Weight: 33 g.

Obsidian is a natural glass. It is formed from volcanic lava that has cooled too quickly. It has been used since prehistoric times to make tools, weapons, masks, mirrors and jewelry. These beautiful nuggets are a great enhancement to any design.

Mohs' Hardness Scale: 5

Mahogany Obsidian (black/ red) works with the root chakra, which is positioned at the base of the spine. It helps in grounding ones energy. Obsidian aids in clearing subconscious blocks and brings understanding. Obsidian is not a birthstone, but resonates with the astrological signs Scorpio and Capricorn.