NASA's Mars Global Surveyor shows outcrops of light-toned, sedimentary rock among darker-toned mesas in Aram Chaos on Mars. Dark, windblown megaripples -- large ripples -- are also present at this location.

8 September 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows outcrops of light-toned, sedimentary rock among darker-toned mesas in Aram Chaos. Dark, windblown megaripples -- large ripples -- are also present at this location.

Location near: 3.0°N, 21.6°W
Image width: width: ~3 km (~1.9 mi)
Illumination from: lower left
Season: Northern Autumn

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