Unearth a treasure trove of geological knowledge with this in-depth guide to over 500 rocks and minerals. Learn how rocks are formed and how to recognize them by their unique qualities and colors. This is a wonderful book for beginners, students and rock collecting enthusiasts that includes the latest scientific research and specimen classification.

The Rock and Gem Book is packed full of photos of natural wonders, including rocks, minerals, gems, shells and fossils. This children's encyclopedia displays more than 1,200 full-color specimens, from sapphires and rubies to silver and pearl, revealing the unique qualities of each material and how it is used in industry, architecture, art and science. Including precious metals, rare fossils, tiny gemstones and giant shells, the Rock and Gem Book gives...

Nature is bursting with objects that are beautiful, useful, and intriguing. But where do they come from-- and what are they for? Hoare helps readers discover natural objects that have amazing tales to tell. From a delicate bird's feather to a glittering rock from space, readers will marvel at minerals forged through time, ingenious structures made by nature, and remarkable features that help animals and plants to survive and thrive. --

"100 fun facts about rocks, minerals, gems, and all things shiny"--

"Rocks are everywhere. How they formed in the first place is a question we may have never asked. The fascinating answer is something we need to know! In this engaging volume, budding geologists will come to appreciate Earth's remarkable rock cycle and marvel at the processes that create-and destroy!-the landforms we know. Essential vocabulary terms, accessible explanations, and helpful diagrams make this a valuable book for every earth science collection"--...

Think rocks are boring? Hard to like? Kinda just sit there, doing nothing? Why even write a whole book about them?? Bethany Barton will tell you why ... because we wouldn't be here if there were no rocks! From the Grand Canyon to volcanoes to diamonds and fossils, geology--the study of rocks--shows us where we've been and where we're going. With tons of humor and scores of fascinating facts, Bethany Barton introduces younger readers to geology and...

"Asteroids come in all shapes and sizes--and hit our planet in them, too. But what happens if a catastrophically large one approaches earth? By looking on the ground at historical asteroid craters and present-day falls, and up into space for the big ones yet to come, a wide variety of scientists are trying to figure out how to track asteroids--and how to avoid devastating impacts in the future."--