Cleanses, purifies & transforms dense energy into lighter vibrations. Forms a protective shield around the body. Clear the aura, remove blockages, disperse negative energy & point to solutions for specific problems – all round healer. Devic energies. Gardens & plants (natural insecticide). Aids in understanding yourself & others. Takes you deep within yourself, strengthening self-confidence and banishing fear. Powerful mental healer. Treats dyslexia. Releases tension. In addition to the generic properties of Tourmaline, specific colours of Tourmaline have the following properties: Black – protects against electromagnetic smog, psychic attack & all negative energies.