Gemstone Geography: New technique discerns emeralds' beginnings | Science News

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Gemstone Geography: New technique discerns emeralds' beginnings

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9:21am, December 10, 2003

Once an emerald leaves its country of origin and circulates around the world, the gem's provenance becomes murky. Scientists have now developed a nondestructive method for determining the source of an emerald, even down to the mine from which it was extracted. That information can affect the gem's price and make it easier for historians to reconstruct ancient trade routes.

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