Explains in non-technical terms how to use the loupe and dark-field loupe to identify diamonds and 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 loupe and dark-field loupe.
© 2013 GemStone Press (전자책 ): 9780943763941
출시일
전자책 : 2013년 8월 29일
Explains in non-technical terms how to use the loupe and dark-field loupe to identify diamonds and 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 loupe and dark-field loupe.
© 2013 GemStone Press (전자책 ): 9780943763941
출시일
전자책 : 2013년 8월 29일
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