NASA's Martian rover, Curiosity, has beamed back early results from its first mouthful of red soil, with signs that the Mars dust is similar in composition to Hawaiian volcanic basalt. X-ray diffraction testing of an accuracy previously unseen on Mars was used on a sample gathered earlier this month, NASA's Jet Propulsion Laboratory announced, with the soil believed to be much younger than that which suggested evidence of historic water on the planet's surface several weeks ago.
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