Comes on a chain.
Black Tourmaline, a member of the Tourmaline family, is a protective stone which repels and blocks negative energies and psychic attack. Black Tourmaline also aids in the removal of negative energies within a person or a space. Black Tourmaline will cleanse, purify, and transform dense energy into a lighter vibration.
Use Black Tourmaline to protect against electromagnetic "smog" (i.e. cell phones, computers, etc), radiation, noise sensitivity and other such disturbances.
Black Tourmaline can be used as an aid to remove fear and boost self-confidence.
A popular metaphysical stone, Black Tourmaline is also great for grounding. It balances, harmonizes, and protects all of the Chakras.