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Original story from NASA: http://www.nasa.gov/feature/jpl/rocks-rich-in-silica-present-puzzles-for-mars-rover-team http://www.nasa.gov/feature/jpl/rocks-rich-in
by nmc 11y ago
Original story from NASA: http://www.nasa.gov/feature/jpl/rocks-rich-in-silica-present-puzzles-for-mars-rover-team http://www.nasa.gov/feature/jpl/rocks-rich-in-silica-present...