Black Tourmaline resonates strongly with the Root and Earth Star charkas. It is a powerful stone for psychic protection. It puts up a shield and keep you grounded when any ill-wishing is aimed at you. In any space it is placed, it will purify the immediate area. Place near your electronic devices to help absorb harmful EMF rays. 

Put them on your computer modem to absorb the EMF rays before they go out into your home or use it as a grid base.

This listing is for one intuitively chosen Black Tourmaline Touchstone (2.5 in) lovingly wrapped and sent with love and light

Crystal Blessings,

Linda