{{short description|Group of hills in the Mare Acidalium quadrangle of Mars}} {{Infobox feature on celestial object |name = Acidalia Colles |image = Acidalia Colles (THEMIS) part.png |caption = Part of Acidalia Colles.<br>Image size is 100×100 km |coordinates = {{coord|50.9|N|23.1|W|globe:mars_type:landmark|display=inline,title}} |type = Hill cluster }} [[File:USGS-Mars-MC-4-MareAcidaliumRegion-mola.png|thumb|right|Map of [[Mare Acidalium quadrangle]]. [[Lomonosov (Martian crater)|Lomonosov]] and [[Kunowsky (Martian crater)|Kunowsky]] craters are easily seen on the map. The famous "[[Cydonia (region of Mars)#"Face on Mars"|Face on Mars]]" is located near [[Cydonia Mensae]].]] '''Acidalia Colles''' is a group of hills in the [[Mare Acidalium quadrangle]] of Mars, located at 50.9° north latitude and 23.1° west longitude. It is about {{Nowrap|360 km}} long and was named after a classical albedo feature name.<ref>{{gpn|36|Acidalia Colles}}</ref> The term "[[Collis (planetary nomenclature)|Colles]]" is used for small hills or knobs.<ref name=gazetteer_terms/> [[Gullies on Mars|Gullies]] have been observed on Acidalia Colles.
[[File:Acidalia Colles Gullies.JPG|thumb|center|Acidalia Colles gullies and related features. Scale bar is {{convert|1,000|m|mi|abbr=on}}.]]
== References == {{commons category}} {{Reflist|refs= <ref name=gazetteer_terms>{{cite web |url=https://planetarynames.wr.usgs.gov/DescriptorTerms |title=Descriptor Terms (Feature Types) |work=Gazetteer of Planetary Nomenclature |publisher=International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN) |archive-url=https://archive.today/20120525162331/http://planetarynames.wr.usgs.gov/DescriptorTerms |archive-date=2012-05-25 |url-status=live }}</ref> }} {{Geography of Mars|topograohy}}
[[Category:Mare Acidalium quadrangle]] [[Category:Hills on Mars]]