Rocks, Gems, and Minerals of the Southwest

Rocks and Minerals (Speedy Study Guide)

Basic Rockhounding and Prospecting: A Beginner's Guide

Rocks and Minerals

The Wildlife-friendly Garden

Modern Rockhounding and Prospecting Handbook: Edition 2

Fossils (Collins Gem)

Gold Panning the Pacific Northwest: A Guide to the Area's Best Sites for Gold

Gemmology

Gold Panning California: A Guide to the Area's Best Sites for Gold

Beginner's Guide to Gemmology: Edition 2

Rockhounding Idaho: A Guide to the State's Best Rockhounding Sites, Edition 2

DK National Parks of the USA

Practical Geologist: How to Apply Primitive Skills for Everyday Use

Travels with Charley: In Search of America

Gold Panning Colorado: A Guide to the State's Best Sites for Gold

DK USA

Lonely Planet California

Here Is Where: Discovering America's Great Forgotten History