Refractometers Made Easy
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Refractometers Made Easy
Author: Antoinette Matlins
language: en
Publisher: Turner Publishing Company
Release Date: 2013-03-07
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.
Gem Identification Made Easy (4th Edition)
Author: Antoinette Matlins
language: en
Publisher: Turner Publishing Company
Release Date: 2012-12-14
one person can accomplish big things.
Gem Identification Made Easy (5th Edition)
Author: Antoinette Matlins
language: en
Publisher: Turner Publishing Company
Release Date: 2013-03-19
This colorful book offers you a window into the world of Mahatma Gandhi, one of the most amazing people of the twentieth century. You will learn about Gandhi’s life—from his time as a student in London to his work for equality in South Africa and India—and his methods of peaceful, but not passive, resistance to injustice.