Chemistry, Properties and Tests of Precious Stones by John Mastin is an incredibly comprehensive and informative guide to understanding the science behind gemstones. The author delves into the chemical composition of various precious stones, explaining how these unique properties affect their appearance and value.

What sets this book apart is Mastin's thorough exploration of the different tests and experiments that can be done to determine the authenticity and quality of gemstones. From examining their physical properties to conducting chemical analyses, Mastin provides readers with a deep understanding of how to properly assess precious stones.

Overall, Chemistry, Properties and Tests of Precious Stones is a must-read for anyone interested in gemology or the jewelry industry. Mastin's clear writing style and in-depth explanations make this book a valuable resource for both beginners and experienced gemologists alike.

Book Description:
This is a good basic introduction to gemstones and their analysis. Admittedly a lot of the scientific tests have been superseded, but the basic properties never change. The first part of the book concentrates on physical properties of most common gems, then outlines the cutting process and ends with several chapters on each of the gemstone families. A useful little book if you are interested in gems. - Summary by Kevin Green