National Geographic Guide To North American Rocks & Minerals

Compact, comprehensive, and easy to use, this basic field guide to geology helps identify the rocks, minerals, fossils, and land formations most likely to be found in North America. With this book, amateur rockhounds learn the basics: key properties and classifications used to identify rocks and minerals, plus interesting facts and stories about how they formed and have been used by humans through time. Color photographs, illuminating infographics, and detailed descriptions help distinguish each geological treasure. All 160 entries—44 rocks, 44 minerals, 20 fossils, and 52 landforms—include key identification points, photographs, and illustrations, making his guide the perfect starting point for anyone, young or old, interested in the study of rocks and geology. From familiar rocks and minerals like granite and agate to precious metals like silver and gold, from petrified wood and shark teeth to weathered arches and cinder cones, this little book offers a wealth of geological information in a convenient pa