Explore the treasures of the Earth - sparkling crystals, vibrant gemstones and age-old fossils - with this illustrated guide that's sure to captivate every rockhound and budding gemmologist. From primeval origins to their astonishing modern-day uses and appeal, this is the ultimate portrait of Earth's geological riches - rocks, minerals, crystals, and gems. Also included is a focussed look at other precious materials often prized for their beauty, such as amber, coral, ivory, and fossils. Learn how to identify more than 450 rock and mineral specimens through stunning photographs and detailed characteristics. Discover more about rocks and minerals through folklore and historical artefacts, and find out the fascinating stories behind the world's natural treasures, including the Hope diamond and the Great Mogul emerald. Practical advice on cutting, polishing, and displaying your finds further equips you with all the knowledge needed to delve into the arena of rock and mineral collecting. Rocks and Minerals was produced in association with the Smithsonian Institution in Washington DC, the world's largest museum complex, ensuring the guide's accuracy.