Crystals for Beginners: The Guide to Get Started with the Healing Power of Crystals

Gemstone & Crystal Properties: a QuickStudy Laminated Reference Guide (QuickStudy Home)

National Geographic Pocket Guide to Rocks and Minerals of North America (Pocket Guides)

National Audubon Society Field Guide to Rocks and Minerals: North America (National Audubon Society Field Guides)

Gemstones of the World: Newly Revised Fifth Edition

Michigan Rocks & Minerals: A Field Guide to the Great Lake State (Rocks & Minerals Identification Guides)

Salt: A World History

Crystalpedia: The Wisdom, History, and Healing Power of More Than 180 Sacred Stones A Crystal Book

Lake Superior Rocks & Minerals Field Guide (Rocks & Minerals Identification Guides)

Encyclopedia of Crystals, Revised and Expanded