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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.
- Format: Pocket/Paperback
- ISBN: 9780990415213
- Språk: Engelska
- Antal sidor: 22
- Utgivningsdatum: 2014-07-31
- Förlag: Gemstone Press