NASA's Perseverance Mars rover spots a scattering of bizarre bright white pebbles of a mysterious composition and origin.

During its recent exploration of the crater rim, Perseverance diverted to explore a strange, scattered field of bright white ...

"On Mars however, with its lack of plate tectonics and a basaltic crust dominated by dark minerals like olivine and pyroxene, white rocks are a rare find," NASA said in a Nov. 12 statement.

Persistent Link: https://ieeexplore.ieee.org/servlet/opac?punumber=8016806 ...

They are then divided into three broad classes—H, L and LL—based on the iron content of the meteorites and the distribution of iron and magnesium in the major minerals olivine and pyroxene.

L and LL – based on the iron content of the meteorites and the distribution of iron and magnesium in the major minerals olivine and pyroxene. These silicate minerals are the mineral building ...

Analysis - The sight of a fireball streaking across the sky brings wonder and excitement to children and adults alike. It's a reminder that Earth is part of a much larger and incredibly dynamic system ...

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Department of Earth Science and Engineering, Imperial College London, Exhibition Road, London SW7 2AZ, U.K.