Our goal is to compare textures and determine stratigraphy for these two materials. Enhanced color very useful for mapping units of distinct composition.
Dark
Light
Data from other instruments, such as THEMIS and CRISM, imply that chlorides are present here; the CRISM data reveal that iron/magnesium clays are also present.
Image: NASA/JPL/University of Arizona https://www.uahirise.org/hipod/ESP_016162_1495
Related Posts
Exposed Fractured Bedrock in the Central Pit of a Crater
This HiRISE image shows the central pit feature of an approximately 20-kilometer diameter complex crater in located at 304.480 degrees east, -11.860 degrees south, just north of the Valles Marineris.
Icy Cliffs and Impact Craters
We’ve come to understand in recent years that about a third of Mars has ice just below the surface.
Impact Craters as Windows to What Lies Beneath
Impact craters are common on all solar system bodies. They offer many clues to scientists regarding the geologic history of a planetary surface, particularly regarding its age, evolution with time, and composition.
HiPOD: Glowing Gullies in Kaiser Crater Dunes
The giant sand dunes in Kaiser Crater experience gully erosion of the steep slip faces every year in…