Black obsidian is a type of natural glass. Obsidian forms when hot volcanic lava becomes submerged in water. It is composed of silica dioxide and has a glassy appearance. Of the "New Age" stones, obsidian is considered one of the most important spiritual teachers and is referred to as the "stone of truth."
In the Middle Ages, black obsidian was used to drive out demons and evil spirits. It was also used to make spears, knives, and arrowheads.
Obsidian is used to aid in removing doubt and negative thoughts. It is also used to ward off psychic attacks and for divination. Obsidian is known as the Crystal of Truth and helps with issues of honesty and truth.
Obsidian is beneficial for ailments relating to digestion and helps to reduce food cravings. Its healing properties also include aiding vision, arthritis, and hardening of the arteries.
Spheres of obsidian, such as in crystal balls, are used for accessing the subconscious. Obsidian absorbs and destroys negative energy such as anger, criticism, and fear, and may be used in protection or centering rituals.
In Feng Shui, obsidian is used in the North area for personal journey and in the Center for grounding and protection.
Obsidian is associated with the root and third eye chakras as well as the planet Saturn. It is also associated with the zodiac signs of Scorpio and Sagittarius.
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