This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows complexly-eroded, layered, sedimentary rock outcrops in southern Melas Chasma, part of the vast Valles Marineris trough system. These rocks were originally deposited as sediment, perhaps in water, long ago.
Location near: 12.5Â°S, 73.3Â°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Spring