From the rarest crystal to the most common stone, gems from around the world are revealed in dazzling detail in this illustrated guide. Become an eyewitness to the many different varieties of crystals and gems in this picture-led reference guide that will take you on a visual tour of the world of precious stones....

Engaging and entertaining reference guide about crystals and gems - perfect for younger readers. From the rarest crystal to more common gems Eyewitness Crystal & Gem explores the many stunning crystals, profiling how they formed, where to find them and follows their path to being set in jewellery....

From volcanic rocks and shiny gemstones to colourful minerals and ancient marble, this is your geological museum in a book. Perfect for younger readers, and packed with pictures, stories, at-a-glance info-graphics, and so much more, let this be your expert guide to the rocks beneath our feet and the minerals they contain....