Where do the gems in the Crown Jewels come from? What are meteorites? How did the Greeks get their hands on all that marble? In Rock & Mineral, you"ll find answers to all these questions and many others, plus you can view rocks from outer space, stalactites as old as dinosaurs and a goldmine of rock and mineral samples--coal, crystals, flint tools, fossils, pigments and precious metals. With stunning photographs and easy-to- follow text, this guide makes rock and mineral identification fun and easy.