For all the Crystal lovers out there, this is probably the best crystal book you can buy. 
A  fantastic book by Judy Hall and the original, The Crystal Bible is a comprehensive and beautifully illustrated guide to crystals and how you can use and apply them in your like. Find a known crystal instantly or identify an unknown crystal in this easy-to-follow directory that includes photographic identification, detailed descriptions, and information on the individual properties of each crystal–including the spiritual, mental and psychological, emotional and physical effects, plus its use in healing. It’s an indispensable reference for crystal lovers everywhere.
 
Judy Hall is the leading authority on crystals and spiritual development; she has over 40 years’ experience in crystal healing, karmic astrology and past-life therapy.