This third A–Z directory by the author of The Crystal Bibles explores the effects of electromagnetic field (EMF) pollution and geopathic stress (GS) on health and well-being, and the dis-eases and healing crystals associated with them. Including 20 crystal portraits, the directory assists in identifying the right crystal for your needs whether it is for personal energetic support and healing for EMF and GS effects, or environmental protection against electromagnetic and geopathic stress. With practical applications, the directory also includes essential information on keeping your crystals working for you.