Pack up your gear and get ready to go on a dig. Whether it's iron ore, dazzling gemstones, or a prehistoric creature preserved in amber, exciting discoveries await budding paleontologists and geologists in this informative book. Large and detailed full-color spreads, complemented by clear, concise text unearth the mysteries of rocks, crystals, minerals, and fossils––how they are formed, where they are found, and how they are used. Includes an illustrated glossary and an index to sharpen the young reader's reference skills.