Pocket Guide to Crystals and Gemstones Author:Sirona Knight A person with a gift of clairvoyance can see your seven energy vortexes radiating like multicoloured suns along the axis of your spine. These whorls of spinning energy are known as chakras. This book will answer: What are the Chakras? Who are they? How do they function? What causes them to open or close How can their energy be changed?