Precious and Semi-precious gemstones have been used since recorded history and probably before, for spiritual, emotional, and physical healing. Healers all over the world are using them. It is not to be used as a prescription, diagnosis or treatment. The information given is purely metaphysical in nature and is by no means medical. If your emotions are tainted by irrational thoughts, recenter yourself with positivity. It can transform and remove negativity from an individual or an environment.