Ruby & Sapphire
- ISBN-10
- 0964509768
- ISBN-13
- 9780964509764
- Pages
- 511
- Language
- English
- Published
- 1997
- Publisher
- RWH Publishing
- Author
- Richard W. Hughes
Description
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.
