A highly visual children's reference that explains what rocks and minerals are, how they form, and how they're used, as well as highlights astounding record breakers and amazing facts. My Book of Rocks and Minerals is filled with fascinating information about and amazing images of rocks, minerals, gems, and fossils from the deepest caves to outer space. Features introduce different categories, from crystals to glow-in-the-dark minerals, and illuminating high-resolution images offer a closer look at awesome geological formations. Kids can take their fascination one step further and use the catalog and activity pages to help them collect and group rocks, and to discover how different rock types fit into the world around them.Colorful, educational, and entertaining, My Book of Rocks and Minerals gives kids the expert geology knowledge they crave and will have them digging deep to discover all they can about rocks, minerals, gems, and fossils. - from Amzon