Rocks & Minerals

The clearest and sharpest recognition e-guide to more than 500 rocks and minerals. Unearth a treasure trove of knowledge about the rocks and minerals beneath our feet--from their formation to collecting them. Make identification easy and accurate with this compact visual e-guide, includes photographs and details on formation, distinguishing features, and much more. Over 600 high-quality photographs capture the unique characteristics, colors, and attributes of more than 500 rocks and minerals. Ea