In this book, readers will learn how 130 of the more than 3,000 minerals that exist form gemstones. Vibrant, full-color photos and carefully leveled text will engage readers as they learn more about how gemstones are formed and the qualities for which they are prized. Infographics aid understanding, and an activity offers readers an opportunity to extend discovery. Children can learn more about gemstones using our safe search engine that provides relevant, age-appropriate websites. Gemstones also features reading tips for teachers and parents, a table of contents, a glossary, and an index. Gemstones is part of the Geology Genius series from Jump!.