Black Agate is used for its grounding, balancing and centering effects. It is closely connected to the Root chakra. Wearing jewelry made from this gemstone will bring you peace, balance your positive and negative energy, relieve anxiety and provide protection during hard times. In the past, this gemstone was used for alleviating and healing joint and bone problems, neck and shoulder pain relief, helps with digestion and eases nausea. Black agate is a stone of new beginnings, change, and transition soothing deep emotions like grief, anxiety, and anger.