ChemCam’s Remote Micro-Imager checks out a stratified target.
NASA description: This image was taken by ChemCam: Remote Micro-Imager (CHEMCAM_RMI) onboard NASA’s Mars rover Curiosity on Sol 608 (2014-04-22 20:21:54 UTC).
Sol 608 raw images (from all cameras), and Curiosity’s latest location map.