Crystals and gemstones have always been highly prized, not only for their beauty, but for their healing and spiritual properties too. This is an introduction to safe and easy techniques using gemstones and crystals that encourage their own healing powers to be more effective. It is also a record of all the different types of crystals that are available, with photographs of each stone. It acts not only as a guide to the properties and powers of crystals but also a directory to the stones themselves.