Prehnite is the stone of unconditional love that increases personal power and inner knowing. It quiets worry and restlessness and help one stay in the present moment. Black tourmaline provides protection, purification and grounding while cleansing away negativity and stress. What a powerful combination. 3/4" Prehnite stone and a natual-cut 3/4" black tourmaline hanging from a copper ovals on a copper 28" chain.