Large gray/green and milky white Shadow Agate. Metaphysically, agate has been known to help rebalance and harmonize the energies of mind, body and spirit, while clearing away negative vibrations. It has been said to enhance mental function and concentration as well. Shadow Agate, in particular, has been known to be a beneficial grounding stone, while helping to protect from stress and energetic drains, and it has been known to help one accept their “shadow elements.” A wonderful stone for root and third eye chakras.