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Chelsea and Synthetic Emerald Filters Made Easy: The Right-Way Guide to Using Gem Identification Tools

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Knygos aprašymas

Explains in non-technical terms how to use the Chelsea filter and synthetic emerald filter 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 Chelsea filter and synthetic emerald filter.

Informacija

Autorius: Antoinette Matlins PG FGA
Leidėjas: GemStone Press
Išleidimo metai: 2014
Knygos puslapių skaičius: 22
ISBN-13: 9780990415206
Formatas: 6 x 0.05 x 9 inches. Knyga minkštu viršeliu
Kalba: Anglų

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