Patti Polk: 4 books

Unlike the dense and highly technical academic tomes that are text-heavy, poorly organized and intimidating, this colorful and easy-to-use reference guide dedicated to collecting rocks, gems and minerals is ideal for readers who want to expand their understanding without getting lost in a labyrinth...

A rockhound's must-have resource! Easy to use and lavishly illustrated, this new and completely revised and expanded edition of Collecting Rocks, Gems, and Minerals is designed with beginners in mind, yet filled with valuable technical information for seasoned collectors. This guide takes you...

Treasures of the Earth From the author of Collecting Rocks, Gems and Minerals and one of the leading agate collectors in the world, comes this comprehensive guide to collecting agates and jaspers, the most sought after types of collectible rocks on the market today. Designed with all beginners in...

Three Guides in One! Identification, Values, Lapidary Uses Designed with beginners in mind, yet filled with valuable technical information for advanced collectors, Collecting Rocks, Gems and Minerals takes you from being just someone who appreciates rocks to a true "collector." • Easy-to-use,...