A comprehensive manual of the world's gemstones and includes more than 1,400 examples. Opposite each illustration, this text provides a description of the particular stone, including details of the properties and chemical composition which makes the stone unique. It also gives information on location of major deposits, and alternative names.

"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.

Simon & Schuster's Guide to Gems and Precious Stones provides both the connoisseur and the casual collector with a compact, easy-to-use volume describing more than 100 rare varieties of minerals whose beauty and mystery have possessed our imaginations from time immemorial. More than 450 brilliant photographs accompany profiles of each gem, covering such aspects as appearance, physical properties -- density, hardness, refraction -- occurrence, and how to judge quality and value. Additional sections describe the process of cutting gemstones and the techniques professional gemologists use to evaluate a stone's weight and optical properties. Detailed and comprehensive, this book is essential for anyone interested in the study of gems and precious stones.

Unearth a treasure trove of knowledge on over 130 gemstones from around the world. Learn how gemstones are formed and how to recognize them by their unique qualities and colors. It’s a wonderful book for beginners, students and gemstone-enthusiasts that includes the latest scientific research and specimen classification. Handbook of Gemstones is filled with all you need to know about the fascinating world of gemstones — cut and uncut stones, organic gemstones and precious metals. Inside, you’ll find: • Fast facts for quick reference, including chemical composition, hardness, gravity, luster and reflective value. • Photo close-ups of key details and highlights of distinguishing features. • Illustrations of faceting and shapes popular for each gemstone. • A detailed introduction to everything a beginner gemologist needs to know, including how gemstones form, the different properties, crystal shapes, faceting and the history of gems. Everything you ever wanted to know about gems Delve into the one-of-a-kind characteristics, colors and attributes of more than 130 gemstones with this compact visual guide. For easy classification, each stone’s entry includes annotated photographs to highlight distinguishing features and concise details about the attributes of gems. Designed for beginners and experienced collectors alike, this gemology book explores what gemstones are, how they are classified and how to identify them by their physical and optical properties. It also shows you how they were fashioned and imitated throughout history. Learn the differences between varieties of cut and uncut stones, organic gemstones and precious metals. It includes a glossary for many more technical and scientific terms, and over 800 high-quality photos of gems, making it the ideal gift for any budding gemologist! Love what you’re seeing? Check out other titles in the series! The DK Handbook series is an incredible collection of titles that fascinate curious minds. Other books include Rocks and Minerals, Dinosaurs, and Prehistoric Life, and Stars and Planets.

Describes the appearance, formation, physical properties and characteristics, mining, and cutting of precious, semiprecious, and synthetic gemstones.

An illustrated encyclopedic explanation of the therapeutic uses of crystals and gems.

As well as diamonds, emeralds, rubies and sapphires, over 100 gems are featured, with full descriptions, technical details, and tips on how to check for fakes; illustrated throughout with fabulous color photographs to make identification easier.