Unlike on Earth, where the rifting of plates produces a corresponding subduction zone, the thick lithosphere of Mars is unable to descend into the mantle, instead it is scrunched up and flayed laterally into mountain ranges in a process called obduction.
The thick lithosphere of Mars is unable to descend into the mantle. This is unlike on Earth. The rifting of plates produces a corresponding subduction zone. It is scrunched up in a process. This was unlike on Earth. This process is called obduction. It is flayed laterally into mountain ranges in a process. This was unlike on Earth. This process is called obduction. The rifting of plates produces a corresponding subduction zone.