This pocket-sized encyclopedia of nearly 200 of the most common rocks and minerals making up that make a a small part of the thousands of types of rocks and minerals making up our planet. Volcanic rocks, tough granite, sparkling diamonds, quartz, agate, meteorites, hardness, streak, color, transparency, luster, crystal shape, and facts are all this this handy encyclopedia.
- Profiles of almost 200 rocks and minerals
- High quality color images
- Fascinating facts
- Data section, Periodic Table of Elements, glossary and index.