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Dichroscopes Made Easy: The "RIGHT-WAY" Guide to Using Gem Identification Tools
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Dieser Artikel gilt, aufgrund seiner Grösse, beim Versand als 2 Artikel!
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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. |
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Auf Bestellung (Lieferzeit unbekannt)
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