Geological structures in the outflow area of Mawrth Vallis

Geological structures in the outflow area of Mawrth Vallis
Geological structures in the outflow area of Mawrth Vallis
This image shows the locations of the geological features described in the text. From left to right (from south to north) – a 25-kilometre crater with a central pit-like depression that could be due to a water vapour explosion (25 km central pit crater); old, cratered Martian highlands ('Highlands', old and cratered); light-toned phyllosilicate-rich deposits; light-toned layers visible in crater wall; dark cap rock unit; old impact crater walls; large knobs and mesas; 'Lowlands' Chryse Planitia; fluidized ejecta layer.
Credit:

ESA/DLR/FU Berlin – CC BY-SA 3.0 IGO

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