High-resolution images (CTX and HiRISE). (a) Belén crater. (b) Close-up view of dissected central mound (Dcm), aeolian bedforms (Ab), mantling (M) and light-toned layered depostits (Ltld). (c) Ltld, smooth slope material (Sm), highland rough surface (Hs), and Ab are represented by intermediate-toned albedo deposits on the crater wall. (d) Detailed views of the plateau (P) unit and Hs, where the plateau unit is expressed as mesa morphology.