7 ½” H x 6” W x 3” D – Black Tourmaline is the ultimate protective stone. Not only will it protect you and your aura from negativity and psychic attack, but it will return the negative energy to the sender. Placing a piece of black tourmaline near doors and windows helps keep your home energetically safe. This particular piece contains mica, which is also known to be protective and can shield you from jealousy, anger and violence, promoting peace. As such, this gorgeous piece is extremely powerful and will cleanse your entire home.