The Geology of Mercury as Revealed by MESSENGER

(1) Johns Hopkins University Applied Physics Laboratory, Laurel, MD 20723, USA. Louise.Prockter@jhuapl.edu (2) School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85251, USA. (3) Southwest Research Institute, 1050 Walnut Street, Boulder, CO 80302, USA. (4) Department of Geological Sciences, Brown University, Providence, RI 02912, USA. (5) Department of Terrestrial Magnetism, Carnegie Institution of Washington, Washington, DC 20015, USA. (6) Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Washington, DC 20013, USA. (7) Lunar and Planetary Laboratory, University of Arizona, Tucson, AZ 85721, USA.