Obsidian
Obsidian Is Jet black in colour. Obsidian has been used throughout history to make weapons, tool, Ornaments and even mirrors. This is due to the sharp edges and smooth curved surfaces. Obsidian Healing Properties are; aiding in digestion, can reduce arthritis pain, Cramp, Joint problems. Obsidian also helps act as a protective barrier; by protecting against psychic attacks, emotional harm and negative energies. Some other uses are; Meditation, promoting emotional well-being and Dream work.
Obsidian Associations are:
Chakras: Root
Zodiac: Scorpio
Planet; Pluto and Saturn
Element; Earth and Fire
How to Cleanse your Obsidian; By using direct sun/moonlight, Salt, Meditating with your Obsidian also by the use of other crystal.