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Waspie_Dwarf

Images from Mars Reconnaissance Orbiter

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Differential Compaction around a Crater Peak

This image shows a central peak that is surrounded by a ring-like graben feature and relatively flat terrain. Does the graben show evidence of what geologists call "differential compaction"? (Audio by Tre Gibbs. Enhanced color images are 1 km across.)

http://www.uahirise.org/ESP_033108_1800

Credit: NASA/JPL/University of Arizona

Source: University of Arizona, HiRISE site - HiClips

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Aligned Scallops

This observation shows what we call "scalloped terrain," that appears here to merge in a linear depression. (Audio by Tre Gibbs. Enhanced color images are 1 km across.)

http://www.uahirise.org/ESP_033111_2300

Credit: NASA/JPL/University of Arizona

Source: University of Arizona, HiRISE site - HiClips

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Colorful Dunes

This field of dunes lies on the floor of an old crater in Noachis Terra, one of the oldest places on Mars. (Audio by Tre Gibbs. Enhanced color images are 1 km across.)

http://www.uahirise.org/ESP_033272_1400

Credit: NASA/JPL/University of Arizona

Source: University of Arizona, HiRISE site - HiClips

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