Black Tourmaline is an excellent grounding and centering stone providing a connection between Earth and the Human Spirit. It can physically generate electricity and can hold an electrical charge which makes it an effective healing stone. By rubbing the stone it can become heated and polarized which can attract or repel small items. This quality makes it an amazing psychic shield that deflects and dispells negative energies, entities or destructive forces. Black Tourmaline can easily release anxiety, calm an angry heart and reduce stress. It makes the spiritual body alert and allows the transformation of negative energy and thoughts into clarity and healing on all level. Placing a Black Tourmaline in a bowl of water is an excllent way to keep a space clear of negativity. To use it in a spirit grid with snowflake obsidian and clear quartz can bring balance, harmony, cleansing and healing to a person or space.