Hydrothermal synthetic red beryl has been produced for jewelry applications by the Institute of Crystallography and an affiliated company, Emcom Ltd., both in Moscow. Diagnostic identification ...
In others it’s known as sardion, sard, sardonyx, or red jasper. Next is peridot ... He is stated as having been clothed or covered with sardius, topaz, diamond, beryl, onyx, jasper, sapphire, emerald, ...
They can produce a consistent supply of large, fine-colored cabochons. Faceted goods are much rarer. The quality of their gems varies, though most of the goods are lower-end. The material ranges in ...