Electris deposits
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The Electris deposits are 100–200 m thick, light-toned sediments on Mars. They appear to be weak because few boulders are seen associated with them. The deposit mostly covers ground from 30° S to 45°
Layers in light-toned Electris deposit, as seen by HiRISE. Gullies are visible on the left.
Gorgonum Chaos
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Gorgonum Chaos is a set of canyons in the Phaethontis quadrangle of Mars. It is located at 37.5° south latitude and 170.9° west longitude. Its name comes from an albedo feature at 24S, 154W. Some of t
Gorgonum Chaos as seen by Mars Reconnaissance Orbiter HiRISE. Image is about 4 km (2.5 mi) wide.