Synthetic Rubies by Douros: A New Challenge for Gemologists
- 1 July 1994
- journal article
- Published by Gemological Institute of America in Gems & Gemology
- Vol. 30 (2) , 72-86
- https://doi.org/10.5741/gems.30.2.72
Abstract
Greek manufacturer J. & A. Douros introduced a new flux synthetic ruby in early 1993.Keywords
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