Keywords: ESP 011830 2260.jpg en Although the HiRISE image does not show the entire crater note that below the top rock layers cut through by the meteor is a blue layer Some portions of this layer have slide down the crater wall beneath the layer This suggests that the blue material is a layer beneath an outer Martian crust 2013-05-25 HiRISE website at url http //hirise lpl arizona edu/ESP_011830_2260 NASA/JPL/University of Arizona cc-zero Uploaded with UploadWizard Impact craters on Mars Photos by Mars Reconnaissance Orbiter |