Black Tourmaline comes from Brazil, Africa, Pakistan and Maine (USA). Black Tourmaline is Psychic Protection for people who works in challenging places or situations to protect against people sorrowing you with "bad vibes". This stone will keep one's auric field clear of imbalances. It works wonder for purification. It has the ability to transmute and purify negative energy. It's used during rituals, spells and meditation for grounding. Black Tourmaline offers protection against accident and psychic attacks. Place a stone on each corner of your house to create a protection grid. These are Black Tourmaline Tumbled Stones that measure .75 x1"