Acidalia Planitia [SEP] located on astronomical body
Acidalia Planitia
Acidalia Planitia is a plain on Mars. It is located between the Tharsis volcanic province and Arabia Terra to the north of Valles Marineris, centered at . Most of this region is found in the Mare Acidalium quadrangle, but a small part is in the Ismenius Lacus quadrangle. The plain contains the famous Cydonia region at the contact with the heavily cratered highland terrain.
The plain is named after a corresponding albedo feature on a map by Giovanni Schiaparelli, which was in turn named after the mythological fountain of Acidalia
.
Some places in Acidalia Planitia show cones; some researchers have suggested that these are mud volcanoes. The scientific community is still debating the possible existence of an ancient ocean over Acidalia Planitia and other parts of the northern lowlands.
Geological history.
There are several hypotheses regarding the geological history of Acidalia Planitia based on evidence from satellite data.
Geological history Springs and steam vents.
Acidalia Planitia was once covered by ancient crust. Its surface eroded into knobs of iron/magnesium phyllosilicates during the Amazonian. Sediments filled