These stones have a powerful ability to clear your auric field of negativity. When the light that resonates from these crystals surrounds the body, this acts as a powerful protective field of energy, to keep you safe, and shield you from harm. Tourmilated Quartz crystals are powerful healing stones, on a physical, mental, emotional and spiritual level.
Black Tourmaline crystal is a powerful stone for protection against negative energy of all kinds. It is also a strong spiritual grounding stone, and is one of the most popular crystals to be used for metaphysical purposes. They encourage a large amount of light to encircle your body, and this will heal you on many levels.