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.
© 2013 GemStone Press (كتاب ): 9780943763965
تاريخ الإصدار
كتاب : ٢٢ شوال ١٤٣٤ هـ
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.
© 2013 GemStone Press (كتاب ): 9780943763965
تاريخ الإصدار
كتاب : ٢٢ شوال ١٤٣٤ هـ
خطوة إلى عالم لا حدود له من القصص
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قم بتنزيل التطبيق للانضمام إلى المحادثة وإضافة مراجعات.
عربي
المملكة العربية السعودية