1/4 Lb Obsidian Black Xs Mini Tumbled Gem Stones Small Size 2 Polished Mineral Gemstones for Jewelry, Crafts, Crystal Healing, Wicca and Reiki. Lot Is About 114 Grams Obsidian Black Mini Sized Tumbled Stones Includes Healing Properties Information Card These Are Very Small, Size 2 Mini Sized Stones 1/4 Lb Approximately 114 Grams 1/4-3/8 Inch Average Sizes (6-10 mm) Love It or Send It Back ~ Our Promise of Satisfaction