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 t

"Gems and Gemstones" features nearly 300 color images of cut gems, precious and semiprecious stones, gem-quality mineral specimens, and fine jewelry to be unvei

This book discuss different types of engraved gems in the collection of the Rijksmuseum van Oudheden Leiden, their makers, users and re-users, combining archaeo