Ancient Impact Crater Holds Clues About Moon's Mantle

December 10, 2013 7:52 PM

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Our moon may hold more secrets than we first thought. Researchers have discovered some mineralogical surprises in the moon's largest impact crater, revealing a bit more about its mantle.

The new data comes from the South Pole Aitken (SPA) basin. At 2,500 kilometers across, the SPA is the largest impact basin on the moon and perhaps even the largest in the solar system. Impacts of this size can turn tons of solid rock into molten slush. While most researchers assumed that this meltin...

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