Geological Structures: An Introductory Field Guide

Rocks, Gems, and Minerals

Rocks and Minerals (Speedy Study Guide)

Rockhounding New England: A Guide to 100 of the Region's Best Rockhounding Sites

Rocks, Gems, and Minerals of the Southwest

Modern Rockhounding and Prospecting Handbook

Gemmology

Rockhounding Idaho: A Guide to 99 of the State’s Best Rockhounding Sites

Field Guide to Rocks & Minerals of Southern Africa

Dirt: The Ecstatic Skin of the Earth

Handy Pocket Guide to Asian Gemstones

Blue: The Science and Secrets of Nature's Rarest Color

Uranium: War, Energy, and the Rock That Shaped the World

Rock Mechanics: For underground mining, Edition 3

Ancient Gems and Finger Rings: Catalogue of the Collection

Applied Hydrodynamics in Petroleum Exploration: Edition 2

Dictionary of Gems and Gemology