Tag Archives: Ganges Catena

HiRISE: Wrinkle ridges and pit craters

Tectonic stresses highly modified this area of Ganges Catena, north of Valles Marineris. The long, skinny ridges (called “wrinkle ridges”) are evidence of compressional stresses in Mars’ crust that created a crack (fault) where one side was pushed on top … Continue reading

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