The Native Americans are particularly concerned with the misuse of crystals, and the potential harm that can do. In this fascinating book, they reveal the age-old secrets - many handed down by word of mouth through generations - of the Native American tribes. The book includes: purification are care of crystals; stones and their properties; working practices; practical exercises; the laws of healing; colours and their properties; how to prepare the essences; and, the therapeutic touch and exercises.