NASA's Mars Global Surveyor shows light-toned, layered, sedimentary rocks in a crater in part of the Schiaparelli basin on Mars. The repetition of these horizontal layers suggests the sediments could have been deposited in an ancient crater lake.

23 August 2006
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows light-toned, layered, sedimentary rocks in a crater in the northwestern part of Schiaparelli basin. The repetition of these horizontal layers suggests the sediments could have been deposited in an ancient crater lake.

Location near: 0.3°S, 345.6°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Autumn

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