Experience the thrill of discovery with the National Geographic Gemstone Dig Kit! Youll excavate tigers eye, amethyst, and quartz from the dig brick with the included dig tools, just like a real geologist. A full-color learning guide provides fascinating insight into your new specimens, and a magnifying glass allows you to get a closer look at each. This hands-on science kit is an exciting way to explore the awesome world of geology right at home!