Scientists befuddled by rock containing 30,000 diamonds
San Francisco (UPI) Dec 18, 2014 - Scientists aren't sure how a small rock packed with more than 30,000 tiny diamonds came to be. The chunk of diamond ore was discovered in Russia's massive Udachnaya diamond mine. Because the diamonds are minuscule, they're worth little, so the mining company donated the rock to science. Researchers in Russia and the United States have studied the rock and remain befuddled. The average p ... more
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