A comprehensive guide to the origin, history, properties, and lore of over 100 gemstones. Contains information about crystal healing (including a healing guide), chakras, and metaphysical properties. This book has plenty of useful information, as well as interesting trivia and little-known facts about gems. A good quick guide for the casual reader who desires to learn more about an assortment of rocks, minerals, and gems. Written by a former geology student who now runs a gem store.