Testing the Hope Diamond- page 2 | Science | Smithsonian
Several months ago, the Hope Diamond was taken from the National Museum of Natural History for an overnight stay in the mineralogy lab. (Chip Clark / NMNH, SI)

Testing the Hope Diamond

Scientists at the Natural History Museum search for the elusive "recipe" that endows the famed gem with its unique blue color

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(Continued from page 1)

It will be months before the scientists publish the full results of their experiment. In the meantime, the Hope is back in its display case and—unknown to most museum visitors—a few million atoms lighter.

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