Covellite

Covellite often used to stimulate psychic power, as it has a strong relationship to the third eye. The crystal has an electric look and feel and that is part of the power, it helps connects the currents around the body and aim them towards the third eye with a powerful and positive aim. In addition the same process can be harnessed by the healer to stimulate meridian channels and release blockages in the subtle bodies, furthermore this crystal is practically good at guiding the practioneer. 

Covellite - A member of the binary copper sulfides group. Note, this crystal is the first discovered natural superconductor. Named: After Niccolo Covelli, an Italian mineralogist and discovered in Italy of at Mount Vesuvius. Colour - Usually Deep as indigo-blue. Good crystals extremely rare and expensive (good meaning well formed specimens) 

Covellite is primarily composed of copper sulfide (CuS). It also commonly contains trace amounts of other elements such as iron, selenium, and tellurium.