50g/100g 2mm Black Tourmaline Chips Crushed Tourmaline Tumbled Stone Natural Pieces Crystal Stone For Jewelry Decoration Description Black Tourmaline Chips 2mm Crushed Tourmaline Tumbled Stone Natural Pieces. Release anion under external forces, great for metaphysical purposes. Release remote automatically. Suitable for DIY Jewelry, Interior Decoration, Textiles, Coatings, Metaphysical Healing, Chakra Balance, Daily Use, Electronic Devices, and etc These crushed stones are natural black tourmaline, reflect light beautifully and have intense black color. These tumbled stones are great healing crystals and stones to use in a variety of different ways, good for warding off negative energy. - Color: Black - Material: Tourmaline - Size: About 0.2x0.2x0.2cm