Polish Up on Your Rock and Mineral Knowledge
This concise field guide to rocks and minerals is essential reading for any "rockologist." Filled with more than 1,000 illustrations, each entry offers helpful descriptions and geological classifications for identifying your collection and the interesting specimens you discover on "rock hound" trips. Edited by scientists from the American Museum of Natural History.
Softcover; 608 pages.
5400 - Guide to Rocks and Minerals - $17.00