Black Onyx provides support in difficult or confusing circumstances. The stone of strength supports you during times of enormous mental or physical stress. Center your energy and align it to access higher guidance. Be the master of your own destiny. Black Onyx promotes vigor, steadfastness, and stamina. This favorite gemstone aids in learning lessons, imparting self-confidence and can help you feel more comfortable in your surroundings. Black onyx holds your memories for you to alleviate overwhelming fears and worries. The "stone of secrets" balances the yin & yang energies within the body. It is known to be good for teeth, bones, bone marrow, blood disorders & the feet.