Obsidian is truth-enhancing, excellent for grounding an a strongly protective stone. It blocks psychic attack and absorbs negative energies from the environment. this stone forms a shield against negativity and wards off bad energy. Useful for introspection - helps one to see where changes need to be made within oneself.
useful when used to help soften and ease the effects of shock or fear. Obsidian is said to help protect the over sensitive against depression. Rainbow Obsidian is said to bring love, joy and light into your life also a very powerful cleanser of psychic smog created within your aura. Strong psychic protection.