This book is an introduction to igneous rocks, telling how they are formed, the different types, and how they are used.

This book is an introduction to metamorphic rocks, telling how they are formed, the different types, and how they are used.

Describes the natural transformation of one type of rock into another.

Heat, pressure and stress can also change some igneous or sedimentary rocks into other kinds of rocks. This fact-filled book describes the process that turns limestone into marble, shale into slate, and granite into gneiss. Metamorphic rocks are often used as materials for floors, roofs, and counter tops because of their beauty.

Learn about fossils, what they are and how they are formed.