'Rocks, Gems, and Minerals of the Rocky Mountains' is a field guide to more than 130 of the most common and sought-after rocks, gems, and minerals hidden throughout the Rocky Mountains. Conveniently sized to fit in your pocket and featuring full-color, detailed photographs, this informative guide makes it easy to identify rocks in your backyard and beyond. Also included is an introduction that covers fundamental geology information and interesting facts.
Rocks, Gems, and Minerals of the Rocky Mountains
Globe Pequot Press, The
Falcon Pocket Guides