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Cumpara dichroscopes made easy: antoinette matlins de calitate.
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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.
With this highly accessible Guide booklet, anyone can begin to master gem Identification Using the dichroscope..
The approach is direct and practical, and its style is easy to understand.
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
Uneori, aceste descrieri pot contine inadvertente. De asemenea, imaginea este informativa si poate contine accesorii neincluse in pachetele standard.
