Obsidian is an extreamly protective stone. It shields you against negative energy and blocks psychic attack. It also helps to clear the build up of psychic smog within your aura. It also realses negativity energy around you and you can use this stone for your root chakra.
The moonstone floating in the middle of this piece really sets it off.
The meaning of moonstone is in its energy - a very nourishing, sensual, deeply feminine energy that knows how to heal and bring you back to wholeness. It is the stone of the mother moon, deep healing waters, and sacred feminine energies