Black Obsidian Sphere ========================== Black Obsidian stone has powerful, creative metaphysical properties that will help to shield you against negativity. Obsidian is truth-enhancing. A strongly protective stone, it forms a shield against negativity. Promotes qualities of compassion and strength. =============================== Size: - Diameter: 70-80mm - Weight: 350 to 400 grams (approx.) ================================ NOTE - There will be slight variation in terms of color, texture, size, weight etc... as Gemstones have some wonderful variations unique to each stone. Colors can vary from lot to lot, even inside the lots. This is natural for natural gemstones. Sizes can minimal vary too.