Melas Chasma
E482625
Melas Chasma is a large, deep canyon within Mars’s Valles Marineris system, notable for its extensive layered deposits and evidence of past water-related activity.
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
canyon
ⓘ
chasma ⓘ geological feature on Mars ⓘ |
| hasAge |
primarily Hesperian
ⓘ
with Noachian basement rocks ⓘ |
| hasCoordinateSystem | planetocentric ⓘ |
| hasDepth | up to about 7–9 km ⓘ |
| hasEvidenceFor |
aqueous alteration minerals
ⓘ
groundwater upwelling ⓘ past water-related activity ⓘ possible ancient lakes ⓘ |
| hasFloorMaterial | extensive layered deposits ⓘ |
| hasFormationProcess |
aeolian deposition
ⓘ
fluvial or lacustrine sedimentation ⓘ mass wasting ⓘ tectonic extension ⓘ |
| hasGeologicalFeature |
chaotic terrain at margins
ⓘ
dark-toned layered deposits ⓘ dune fields ⓘ faulted canyon walls ⓘ light-toned layered deposits ⓘ massive landslide deposits ⓘ |
| hasImagedBy |
Mariner 9
NERFINISHED
ⓘ
Mars Express HRSC NERFINISHED ⓘ Mars Global Surveyor MOC NERFINISHED ⓘ Mars Odyssey THEMIS NERFINISHED ⓘ Mars Reconnaissance Orbiter CRISM NERFINISHED ⓘ Mars Reconnaissance Orbiter HiRISE NERFINISHED ⓘ Viking Orbiter NERFINISHED ⓘ |
| hasLatitude | approximately 10°S to 15°S ⓘ |
| hasLength | about 500 km ⓘ |
| hasLongitude | approximately 285°E to 292°E ⓘ |
| hasNearbyFeature |
Candor Chasma
NERFINISHED
ⓘ
Coprates Chasma NERFINISHED ⓘ Ius Chasma NERFINISHED ⓘ |
| hasObservedMineral |
hydrated sulfates
ⓘ
iron oxides ⓘ phyllosilicates ⓘ sulfates ⓘ |
| hasStratigraphy |
erosional unconformities
ⓘ
rhythmic bedding in layered deposits ⓘ |
| hasWidth | up to about 200 km ⓘ |
| isOfInterestTo |
Martian climate history studies
ⓘ
astrobiology research ⓘ sedimentology on Mars ⓘ tectonics of Valles Marineris ⓘ |
| isOneOf | largest canyons in Valles Marineris ⓘ |
| locatedInHemisphere | Martian southern hemisphere ⓘ |
| locatedOnPlanet | Mars NERFINISHED ⓘ |
| partOf | Valles Marineris NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.