Helen Pellant – författare

Unearth a treasure trove of knowledge and discover the spectacular array of rocks and minerals on Earth! Learn how to identify more than 500 rocks and minerals of the world through stunning photographs, detailed characteristics and quick, accessible text.Inside the pages of this comprehensive guide, you'll discover:- A clear visual key distinguishing different rocks and minerals to make identification easy and accurate- Each entry includes at-a-glance technical details, for quick reference- Stunning photographs show close-ups of key details and unique attributes- Highlights the key features of minerals: chemical group and composition, hardness, specific gravity, crystal cleavage, and fracture- Highlights the key features of rocks: group, origin, pressure and temperature, grain size and shape, classification, and fossilsFrom igneous, metamorphic, and sedimentary rocks to sparkling minerals, DK Handbooks: Rocks & Minerals leaves no stone unturned. Over 600 high-quality photographs highlight over 500 rock or mineral's distinguishing features. Explore concise details about each rock or mineral's texture, origin, formation, and chemical composition to help you with accurate identification.Updated EditionDiscover a mine of information at your disposal! Designed for beginners and experienced collectors alike, this mineralogy book explains what rocks and minerals are, how they are classified, and what equipment is needed for specimen collection. It's the ultimate gift for rock collectors - both beginners and enthusiasts, or anyone studying geology and earth sciences. An updated edition for 2021 to include the latest scientific knowledge and specimen classification.Complete the SeriesBefore you go, there are many more DK Handbooks to explore! Discover the cleanest-cut photographic field guide to over 130 gemstones from around the world in DK Handbooks: Gemstones. Learn all about dinosaurs and prehistoric animals and the world they inhabited millions of years ago in DK Handbooks: Dinosaurs.

A comprehensive, illustrated identification guide for beginners and serious collectors alike, featuring special colour photography of specimens held at the Natural History Museum, London. Rocks are minerals are naturally occurring compounds formed by intense geological processes in the Earth's crust such as volcanic eruptions. With striking colour photography of rocks and minerals from around the globe, this detailed and easy-to-use guide is designed to help readers identify specimens and begin collecting. Fully fact checked by the Department of Mineralogy at the Natural History Museum, London, this guide will give you geological knowledge at your fingertips.