This is an engaging and entertaining reference guide about crystals and gems-perfect for younger readers. From the rarest crystal to more common gems, Eyewitness Crystal and Gem explores the many stunning crystals, profiling how they formed, where to find them and follows their path to being set in jewellery. Packed with all the essential information from the previous edition Eyewitness Crystal and Gem is now more interactive and colourful than ever with new infographics, statistics, facts and timelines making the book more engaging and educational for your child.