NATIONAL GEOGRAPHIC Mega Gemstone Dig Kit &ndash; Excavate 15 real gems including Amethyst, Tiger&rsquo;s Eye & Rose Quartz - Great STEM Science gift for Mineralogy and Geology enthusiasts of any age Discover crystal treasures and give your child the thrill of digging in a real gem Mine Find 15 amazing gemstones including pyrite, amethyst, tiger's eye, fluorite, quartz, obsidian, Aventurine and more Everything you need including a dig brick, chisel, brush and magnifying glass to keep kids digging for hours 16-Page, full-color learning guide illustrates how gemstones are formed and mined and helps young scientists identify each specimen as it's discovered 100% satisfaction guaranteed - for 129 years, NATIONAL GEOGRAPHIC has provided fascinating and fun educational opportunities to aspiring Scientists around the world.