Rocks, Gems and Minerals: A Fully Illustrated, Authoritative and Easy-To-Use Guide - Paul R. Shaffer

Formerly titles Rocks and Minerals this handbook includes information on collecting and identifying minerals, sections on metallic, nonmetallic, gem and rock-forming minerals, and descriptions of igneous, sedimentary and metamorphic rocks. This handy identification guide to the most common kinds of rocks and minerals offers concise and fascinating information on: - Physical and chemical properties - Origins and geologic significance - Gems and semiprecious stones - How to find and collect specimens Illustrated in full color throughout, Rocks, Gems and Minerals is a gem of a guide for rockhounds and mineral collectors!