Sols 3173-3175: Cleaning CheMin Written by Ken Herkenhoff, Planetary Geologist at USGS Astrogeology Science Center This image was taken by Mast Camera (Mastcam) onboard NASA's Mars rover Curiosity on Sol 3171. Credits: NASA/JPL-Caltech/MSSS. Download image › Late in planning Wednesday the data needed to confirm that it was safe to drop some of the latest drill sample into CheMin were received, so no changes to the Sol 3171-3172 plan were needed. Early this morning, the results of the planned CheMin analysis were received, and the team determined that no further analysis was needed. So the...