Exogenic olivine on Vesta from Dawn Framing Camera color data

Andreas Nathues, Martin Hoffmann, Michael Schäfer, Guneshwar Thangjam, Lucille Le Corre, Vishnu Reddy, Ulrich Christensen, Kurt Mengel, Holger Sierks, Jean Baptist Vincent, Edward A. Cloutis, Christopher T. Russell, Tanja Schäfer, Pablo Gutierrez-Marques, Ian Hall, Joachim Ripken, Irene Büttner