Perfecting Perfection: Essays in Honour of Henry D. Rack

Rocks, Gems, and Minerals

Gem Testing

Rocks and Minerals

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

Ancient Gems and Finger Rings: Catalogue of the Collection

Geological Structures: An Introductory Field Guide

Gemmology

Crystals, Rocks, and Gemstones: Exploring Earth's Treasures

The Science of the Earth: The Secrets of Our Planet Revealed

Boom, Bust, Boom: A Story About Copper, the Metal that Runs the World

The Art of Gem Cutting - Including Cabochons, Faceting, Spheres, Tumbling and Special Techniques

The Fossil Detectives: Discovering Prehistoric Britain

Crystals for Self-Care: The ultimate guide to crystal healing

Frozen in Time: Fossils of the United Kingdom and Where to Find Them