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The Antoinette Matlins "RIGHT-WAY" Series to Using Gem Identification Tools

66 kr
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Explains in non-technical terms how to use the dichroscope to identify colored gems, and how to separate natural gems from imitations, treated gemstones, synthetics, and look-alikes. The approach is direct and practical, and its style is easy to understand. With this highly accessible guide booklet, anyone can begin to master gem identification using the dichroscope.

ISBN
9780943763965
Språk
engelska
Utgivningsdatum
2013-03-07