Rocks on Mars!
Aug. 11th, 2014 11:42 amA wonderful example of sedimentary layering on Mars:
http://mars.jpl.nasa.gov/msl/multimedia/raw/?rawid=0712MR0030300250402557E01_DXXX&s=712
http://mars.jpl.nasa.gov/msl/multimedia/raw/?rawid=0712MR0030300250402557E01_DXXX&s=712