A comprehensive guide to rocks and minerals-a must-have for any rock hound's library.Rocks & Mineralsis a field guide to 50 varieties of rocks and minerals.In this book, you'll find profiles on individual specimens, each showcasing characteristics, chemical composition, origins, and key identifiers. Take a deep dive into geology, including: Quartz Biotite Muscovite Limonite Gypsum Olivine Amphibole Topaz And many more! From beautiful gemstones to sparkling geodes and incredible volcanic formations, this guide is an engrossing overview of natural environments. Use this book to learn tips for building your own collection. Rock hounds and geologists alike will find wonderful opportunities for discovery.Chemical formulas, recommended reading, and a glossary are included in the audiobook companion PDF download.