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Mercury has a layer of diamond 10 miles thick, NASA spacecraft finds
Using data from NASA's MESSENGER spacecraft, scientists have determined that a 10-mile-thick diamond mantle may lie beneath ...
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Mercury has been hiding a treasure trove. A diamond layer 15 km thick
However, new research suggests that Mercury's mantle may not be composed of graphite as previously thought, but rather of diamond - a more valuable form of carbon. The formation of this diamond ...