Black Onyx Pebble, Large Black Onyx Tumbled Stone, Polished Blue Black Onyx Crystals, Black Onyx Palm Stone, Black Onyx Healing Crystals, Grade A Quality, 100% Natural Stones Size: 1" - 2" approx. You're expecting 10-13 stones per lb on average. As the item size varies the amount per 1 lb will vary from batch to batch. But it will be +/-. This is a guide only and orders may fall outside this guide as we sell this item by weight Large polished stones used in reiki, healing, meditation and crystal healing. Great for therapy, grid work, and to carry in your pocket or pouch Shapes, sizes, colors, and patterns of Black Onyx rough stone may vary as it is a natural stone Wholesales bulk lots, you can choose 0.25 lb, 0.5 lb, 1 lb, 3 lbs, 5 lbs and 10 lbs from the size drop down list Black onyx crystals can be used for grounding, protection, and self-control, and as a shield against negative energy. It also enhances discipline, allowing more ease in following through on goals and completing tasks.