Black obsidian is a beautiful natural stone formed by cooled volcanic lava. It's smooth and reflective and doesn't have a crystalline structure. This stone has powerful metaphysical properties that will help to shield you against negativity. It increases self-control and forces facing up to one's true self. Obsidian isn’t for the faint-hearted, its powerful gravitational pull gives it the ability to draw our deepest and darkest insecurities and demons. This stone may wars off the bad chi, as well as cleanse any negative energies that may affect your own decision making, flow of thought, as well as your handle on your own emotions.