A rare, fiery red topaz that's nearly 49 carats is now on display at the Smithsonian National Museum of Natural History. The giant gemstone called the Whitney Flame Topaz was privately owned for ...
The Smithsonian has acquired an extraordinary 48.86-carat red topaz for the National Gem Collection. The Whitney Flame Topaz is one of the finest imperial, or “precious,” topaz gemstones in the world, ...
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