Silver Sheen Obsidian
Obsidian is considered to be a very protective crystal which shields you against all kinds of negativity. It helps you make your environment pure and simple by absorbing all sorts of negativity from it. It also improves your patience and perseverance. It helps you enhance your meditation powers and helps you maintain the connection between your physical body and your mind, especially during astral projection. It is a grounding and protective stone which helps to alleviate all your deep, unconscious fears. This is considered to be one of those ancient stones which have had a long connection with mankind.