Rock & Gem Book . . And Other Treasures of the Natural World - Hardcover
8 years & up. This book is filled with over 1,200 stunning full-color photographs. Chapters are organized according to scientific classifications with straightforward explanations that bring each specimen to life. From the quartz in watches to the limestone in the Great Pyramids, the earth's natural treasures are used in architecture, art, and science. Get up close to diamonds, rubies, pearls, and sapphires, and study the different types of rocks, from granite to meteorites. Hardcover. 192 pages.