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Perot Museum Presents Topaz: A Spectrum In Stone Exhibit
The Perot Museum of Nature and Science is introducing a new exhibit: Topaz: A Spectrum in Stone. The exhibit highlights the ...
9,000-carat gemstone among many dazzlers on display in new Perot Museum exhibit
Have you ever seen an over 9,000 carat gemstone in person before? It's certainly not something you can wear on your finger ...