Purchase Black Obsidian Moon With Rainbow Wire Wrap Pendant online from Agate Export. Black Obsidian Stone is a powerful cleanser of psychic smog created within your aura, and is a strong psychic protection stone. This stone has powerful metaphysical properties that will help to shield you against negativity. The energy of these stones may stimulate the gift of prophesy and may boost precognition. A strongly protective stone, it forms a shield against negativity. It blocks psychic attack and absorbs negative energies from the environment. Obsidian draws out mental stress and tension. Obsidian dissolves emotional blockages and ancient traumas. Pendant, in jewelry, ornament suspended from a bracelet, earring, or, especially, a necklace. Pendants are derived from the primitive practice of wearing amulets or talismans around the neck. The practice dates from the Stone Age, when pendants consisted of such objects as teeth, stones, and shells. A gemstone worn as a pendant always gives better result than a ring.