Explains in non-technical terms how to use the refractometer 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 refractometer.
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This book provides instruction on using a refractometer for gem identification, fostering skills relevant to earth science and gemology.
Additional information
| Weight | 1.05 lbs |
|---|---|
| Dimensions | 15.2 × 0.2 × 22.9 in |
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