Ruby & Sapphire
By Richard W. Hughes
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The most complete book ever on the corundum gems, ruby & sapphire. Covers all the history, crystallography, physics, chemistry, geology, inclusions, treatments, synthetics, cutting and world sources. Over 3000 references. There is no other book like it.
Book Details
- Country: US
- Published: 1997
- Publisher: RWH Publishing
- Author(s):Richard W. Hughes
- Language: English
- Pages: 511
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