Size and shape will differ to the photo.
Crystals sold singularly.
Black Obsidian is a protection stone.
It is a powerful cleanser and purifier of psychic smog that's created within ones aura. This makes the stone a strong psychic protection crystal.
The stone also helps heal physical disorders, such as eating disorders, addiction and any negative behaviours.
Health Properties:
Beneficial to joint pain, hardening of the arteries, circulation problems, cramps and arthritis.