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		Quarterly Newsletter on Science, History and the Arts No. 21 Summer 2008
		The 45.52 carat, deep-blue Hope Diamond is shown here inside its surrounding pendant of 16 pear- and cushion-cut white diamonds. Using a spectrometer, Smithsonian geologist Jeffrey Post recently recorded the unique signatures of red and green light the Hope Diamond emits after being bombarded with ultraviolet light. (Photo by Chip Clark) Back to article

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