Gemstones of the WorldThis is truly the ultimate one volume book every hobbyist, jeweler, jewelry maker, and rockhound will ever need Following the spectacular success of the first four editions of Gemstones of the World, the revised fifth edition exhibits important updates and a beautiful new cover. All the gemstones ever discovered now over 1,900 are treated in their many variations. More than 1,500 full color photos showcase each precious and semiprecious stone in both
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