The Black Obsidian is a protective, grounding, robust and swift acting crystal that provides intense healing. The powerful metaphysical properties of Black Obsidian shield against negativity. If placed in any space, it protects the feelings and clears the path to sustain refreshed vitality through self-control. Most Gemstones need cleansing, but not Black Obsidian. Its sturdy cleansing nature opens any neglected intentions for psychic healing. A well-crafted Black Obsidian Knife has a cutting edge many times sharper than high-quality steel blades so it is used in medical procedures where very precise cutting is required. Also used for cutting cords and used in weaving shielding fields. It makes a collector's item or valued gift for family and friends. Our high quality, hand carved Black Obsidian Knife, is an imperative buy to complement your product offering. Sold: Per piece Size: 6 - 7 inches