Down on the UpsideAudio CD
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. < B R> 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. < B R> 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. < B R>* Learn how to put the theory of identification into practice with this accessible guide< B R>* 60 full colour photographs to illustrate identifying features< B R>* Chapter summaries and companion website support provide easy understanding and reference
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