Onyx is a wonderfully grounding stone that amplifies your personal drive. It helps you to dig down to the solid core of your determination, removes all eratic and energetic blockages, and allows you to move forward with your true will. This order of tumbled black onyx stones weighs 1 lb and is sold by approximate weight. Stones may measure from 3/8″ x 5/8″ to 3/4″ x 1″ and will come with approximately 90-100 stones. This is great for creating crystal grids or using for various intention setting!