11. Cunningham's Encyclopedia of Crystal, Gem, and Metal Magic
Author: Scott Cunningham
Publisher: Llewellyn Worldwide Ltd
ISBN: 9780875421261
Publisher: Llewellyn Worldwide Ltd
ISBN: 9780875421261
12. Crystal Enchantments
Subtitle: A Complete Guide to Stones and Their Magical Properties
Author: D.J. Conway
Publisher: Ten Speed Press
ISBN: 9781580910101
13. The American Indian Secrets of Crystal Healing
Teachings of the Apache and Cherokee tribes.
Author: Luc Bourgault
Publisher: Foulsham & Co Ltd
ISBN: 9780572022631
