The Plains Are Not Plain On Mars

plains south of Capri Chasma in eastern Valles Marineris.
NASA
This image covers some of the plains south of Capri Chasma in eastern Valles Marineris.
Where the aeolian (wind-blown) sedimentary cover has been stripped away, we see diverse colors indicative of of a variety of altered minerals formed in Mars’ wetter past.
ID: ESP_045300_1630
date: 26 March 2016
altitude: 261 km
https://uahirise.org/hipod/ESP_045300_1630NASA/JPL-Caltech/UArizona