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Melas Chasma
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Melas Chasma is a canyon on Mars, the widest segment of the Valles Marineris canyon system, located east of Ius Chasma at 9.8°S, 283.6°E in Coprates quadrangle. It cuts through layered deposits that a
Melas Chasma in mosaic of THEMIS infrared images, with parts of Ius, Candor and Coprates chasmata visible at the upper left, top and lower right, resp
Melas Chasma in mosaic of THEMIS infrared images, with parts of Ius, Candor and Coprates chasmata visible at the upper left, top and lower right, respectively. Enormous landslide deposits are visible near the junctions of Melas Chasma with each of the neighboring chasmata. Numerous graben ("fossae") and ridges ("dorsa") stretch across the plateau outside the canyons' rims.
Cliff in Melas Chasma, as seen by THEMIS. Click on image to see relationship of Melas to other features.
Cliff in Melas Chasma, as seen by THEMIS. Click on image to see relationship of Melas to other features.
Two views of Melas Chasma Layered Deposits, as seen by HiRISE. Left picture lies north of other picture on the right. Pictures are not the same scale.
Two views of Melas Chasma Layered Deposits, as seen by HiRISE. Left picture lies north of other picture on the right. Pictures are not the same scale. Click on image to see details of layers.
Layers in Monument Valley. These are accepted as being formed, at least in part, by water deposition. Since Mars contains similar layers, water remain
Layers in Monument Valley. These are accepted as being formed, at least in part, by water deposition. Since Mars contains similar layers, water remains as a major cause of layering on Mars.
Tithonium Chasma
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Tithonium Chasma is a large canyon in the Coprates quadrangle of Mars at 4.6° south and 84.7° west. It is about 810 km long and was named after a classical albedo feature.
Tithonium Chasma in mosaic of THEMIS infrared images, with parts of Ius and Candor chasmata visible at the bottom and far right, respectively. The rou
Tithonium Chasma in mosaic of THEMIS infrared images, with parts of Ius and Candor chasmata visible at the bottom and far right, respectively. The roughly parallel crater chains and grabens of the Tithoniae Catenae and Tithoniae Fossae are visible both above and below Tithonium Chasma.
Tithonium Chasma Layers, as seen by HiRISE.
Tithonium Chasma Layers, as seen by HiRISE.