If you're planning an exploration trip for fossils, gemstones, mineral specimens or cool rocks, or just looking to learn more about geology and the fascinating world of rocks and minerals, browse our selection of essential Field Guides. One of these books will also make a perfect gift for your favorite rockhound.

You can also learn more about rocks, minerals and everything related in our "Learn and Explore!" pages, where you'll find free articles on a wide variety of topics.