📗 Libro en inglés IDENTIFICATION OF GEMSTONES

A comprehensive reference guide to gem and ornamental materials, this book deals with each gem species, outlining all the features a gem tester has to know before making an identification. The experienced author team describe not only each natural gem species, but also their synthetic counterparts, and the materials used as imitations, demonstrating how to avoid potentially costly mistakes. End of chapter summaries, details of further reading, and the companion web site combine to provide all the support needed by professional gemmologists, antique and gemstone dealers, jewellers and students. * Learn how to put the theory of identification into practice with this accessible guide * 60 full colour photographs to illustrate identifying features * Chapter summaries and companion website support provide easy understanding and reference