Uranius Mons, formerly Uranius Patera, is a volcano on Mars located in the

Tharsis quadrangle The Tharsis quadrangle is one of a series of 30 quadrangle maps of Mars used by the United States Geological Survey (USGS) Astrogeology Research Program. The Tharsis quadrangle is also referred to as MC-9 (Mars Chart-9). The name Tharsis refe ...

, named after a classical albedo feature. The name "Uranius Patera" now refers only to the volcano's central caldera. It is high and has shallow slopes. It belongs to the

Uranius group of volcanoes The Uranius group of volcanoes is located on planet Mars in the northeast part of Tharsis and includes Uranius Mons, Ceraunius Tholus, and Uranius Tholus. Along with the Tharsis Montes to the southwest, they form part of a linear chain of volcan ...

in the

Tharsis Tharsis () is a vast volcanic plateau centered near the equator in the western hemisphere of Mars. The region is home to the largest volcanoes in the Solar System, including the three enormous shield volcanoes Arsia Mons, Pavonis Mons, and Asc ...

area. The sides of Uranius Mons consist of radial lava flows; the large caldera (90×65 km) is elongated in the southwestern direction. The surrounding plains are younger and part of the Tharsis Montes Formation of the

Amazonian epoch The geology of Mars is the scientific study of the surface, crust (geology), crust, and interior of the planet Mars. It emphasizes the composition, structure, history, and physical processes that shape the planet. It is analogous to the field of ...

.Lunar and Planetary Science XXX, Geology of Uranius Patera, Mars. J. B. Plescia, U. S. Geological Survey, 2255 N. Gemini Drive, Flagstaff, AZ 86001.

References

Tharsis quadrangle Volcanoes of Mars {{Mars-stub