"The rille itself is longer than the valley proper, at 196.65 km ± 10.98 km, and has a width of 0.58 km ± 0.09 km and depth of 77.69 m ± 28.07 m.

The sides of the valley rise from the floor to the surrounding highland terrain, a blocky, irregular surface.The southern face of the valley is straighter than the northern side, which is slightly bowed and uneven.