"Gems and Gemstones" features nearly 300 color images of cut gems, precious and semiprecious stones, gem-quality mineral specimens, and fine jewelry to be unveiled in the new Grainger Hall of Gems at the Field Museum in Chicago.

A guide to the identification, structure, and uses of precious and semi-precious stones, novelty stones, agates, and crystals.

Finally the real truth about how master jewellers, gemmologists and major auction houses value diamonds and colored gemstones.

Here s an unusually handsome activity box that introduces boys and girls to the engrossing world of crystals and gemstones. Open the lid to reveal a six-compartment display case, each compartment holding an assortment of polished gemstones. Kids will learn how to sort and identify each of the stones in their collection. Beneath the display case, they ll find the Little Book of Crystals and Gemstones, tweezers for examining stones, and a miniature geode--a stone with tiny crystals that are naturally embedded on its surface. The book instructs budding gemologists on-- How to identify crystals and gemstones How stones are cut and polished Properties of precious gems--diamond, ruby, emerald, and sapphire Jewelry stones--jade, pearl, turquoise, lapis lazuli Building a crystal collection . . . and much more A bonus item in The Little Box of Crystals and Gems is a kit containing ingredients that boys and girls can used to make their own diamond-like crystals.