Natural Stretchy Black Hematite bracelet for women & men. Hematite is the most powerful and effective grounding gemstone. It is a very protective gemstone that helps you to stay grounded in any situation. Hematite jewelry absorbs all negative energy from your body, eliminating stress, anxiety and worry. It is also powerful for balancing your aura and aligning the chakras. Hematite is also excellent for healing the body because it cleanses the blood and supports circulation, making it a must-have in your healing crystal collection.