Practical Gemmology - A Study of the Identification of Gem-Stones, Pearls and Ornamental Minerals

Gemmology

Rocks and Minerals

Field Guide to Rocks & Minerals of Southern Africa

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

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

Evolution of the Igneous Rocks: Fiftieth Anniversary Perspectives

Gemstone Facet Cutting - A Collection of Historical Articles on Methods and Equipment Used for Working Gems

Understanding Minerals & Crystals

Geological Journeys: A traveller's guide to South Africa's rocks and landforms

Popular Gemology