The black obsidian stone is a potent cleanser of the psychic smog made within the aura, and is considered as a powerful psychic protection stone. This stone also has a powerful metaphysical properties, which may assist in shielding you against negativities. Its energies may stimulate the prophesy gift. Black obsidian also possesses a goof action in cutting ties, breaking negative attachments to those you’ve been close to. The pieces of this stone, which had a gleaming surface were actually used in the past as one tool for scrying. It’s also a great crystal that you can use when you’ve been doing healing or spiritual work, since it has a strong action that may ground you to the Mother Gaia