Tectonic sites Mars
valles marineris (2001 mars odyssey)
the large canyon, valles marineris (latin mariner valleys , known agathadaemon in old canal maps), has length of 4,000 km (2,500 mi) , depth of 7 km (4.3 mi). length of valles marineris equivalent length of europe , extends across one-fifth circumference of mars. comparison, grand canyon on earth 446 km (277 mi) long , 2 km (1.2 mi) deep. valles marineris formed due swelling of tharsis area, caused crust in area of valles marineris collapse. in 2012, proposed valles marineris not graben, plate boundary 150 km (93 mi) of transverse motion has occurred, making mars planet possibly two-tectonic plate arrangement.
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