Illustrated Encyclopedia Of Minerals And Rocks

A look at 294 different rocks, minerals, and gemstones. Each entry describes where the material is found, what it is made of, and how it is used.

Explains how the rocks and minerals of the earth were formed and provides information on the physical and chemical composition, color, formation, occurrence, uses, and distinguishing features of hundreds of common minerals.

Discusses the physical properties of various rocks and minerals and gives instructions for collecting and identifying specimens.

A reference to more than six hundred minerals, with color photographs of each type and an explanation of their forms and properties.