Refractometers Made Easy: The ''Right-Way'' Guide to Using Gem Identification Tools, Paperback/Antoinette Matlins

Refractometers Made Easy: The ''Right-Way'' Guide to Using Gem Identification Tools, Paperback/Antoinette Matlins

Editura
An publicare
2014
Nr. Pagini
26
ISBN
9780990415237

Descriere

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.

Pe aceeași temă

Antoinette Matlins