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Nasa Scientists Discover ­nexpected Mineral on Mars

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Curiosity Mars rover at lower Mount Sharp

This low-angle self-portrait of NASA's Curiosity Mars rover shows the vehicle at the site from which it reached down to drill into a rock target called "Buckskin." Bright powder from that July 30, 2015, drilling is visible in the foreground.

Credit: NASA/JPL-Caltech/MSSS

Scientists have discovered an unexpected mineral in a rock sample at Gale Crater on Mars, a finding that may alter our understanding of how the planet evolved.

From Jet Propulsion Laboratory/NASA
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