Black Obsidian is a highly protective volcanic glass that acts as an energectic mirror.  Obsidian helps to cut etheric cords so that you are no longer tethered to the wrong person, place , or thing.    Obsidian is an ideal ally when doing shadow work.  This powerful volcanic glass has the ability to bring up old wounds and emotions that need healed and transmuted.  Black Obsodian is an earth-stone that activates the root chakra that grounds your energy. Obsidian is a psychic protection stone that shield you from negative energy and psychic attack.