ChemCam probes ‘Winnipesaukee’ rock, dust

Scientists used the Chemistry and Camera (ChemCam) instrument on NASA’s Curiosity Mars rover in June 2014 to examine a Martian rock “shell” about one inch (two to three centimeters) across, embedded in fine-grained bedrock and with a dust-filled hollow interior.  This graphic [right] combines an image of the target, called “Winnipesaukee,” with spectrographic results from using… [More at link]