The linear depressions in this image from NASA 2001 Mars Odyssey spacecraft are called graben. Graben are bounded on both sides by faults, and the central material has shifted downward between the faults.
The linear depressions in this image from NASA 2001 Mars Odyssey spacecraft are called graben. Graben are bounded on both sides by faults, and the central material has shifted downward between the faults.