This beautiful Black Obsidian mala . The beads are 6mm.

Black Obsidian is a very protective stone. It is said to form a shield against negativity and to absorb negative energies from the environment. Because of this it should be cleansed regularly in running water. Place Black Obsidian on the Base Chakra for grounding. In healing Obsidian is believed to reduce the pain of arthritis, to help joint problems and to ease cramp. It is also said to aid digestion.