Physical Characteristics: Obsidian is a silica volcanic stone with a hardness of 5 - 6. It resembles glass and occurs in several colors, the most common of which is black. Like glass, it often breaks with sharp edges, and has been used in tool-making for arrowheads, knives, etc. This mirror measures ~7 inches in diameter and is almost 1" thick.
Metaphysical Properties: Obsidian is excellent for grounding, connecting the root chakra to the heart of the earth. It can protect against negative energies, and is very useful for healing. This obsidian has been cut and polished into a round mirror shape and is perfect for gazing or scrying!