Black Obsidian is a grounding stone that pushes negative energy into the ground.  This stone is able to remove negative energy from a person, as well as cleanse a space.  Black obsidian helps bring balance by allowing you to examine any negative thoughts and helping you release them. 
 
Black Obsidian helps you to detox your mind, body, spirit, & emotions. It will help you to release any uneasiness to allow you to feel safe & secure. 
 
CHAKRA: Root