NASA's Mars Global Surveyor shows the contact between a group of yardangs, tapered ridges formed by the removal of relatively easily-eroded material and a concentration of dark-toned windblown sand on the floor of a crater in Terra Sabaea.

24 September 2006
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows the contact between a group of yardangs, tapered ridges formed by the removal of relatively easily-eroded material (e.g., sedimentary rock) and a concentration of dark-toned windblown sand on the floor of a crater in the Terra Sabaea region of Mars.

Location near: 1.4°N, 333.9°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Northern Spring

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