White rock, apparently no larger than 1m but, imaged with MCZ using a 110mm zoom from ~27m away, quite noticeable.
Map follows.
Processed, cropped MCZ_LEFT, FL: 110mm
Sol: 886, RMC: 43.1270, LMST: 12:16:11
Original: https://mars.nasa.gov/mars2020-raw-images/pub/ods/surface/sol/00886/ids/edr/browse/zcam/ZL0_0886_0745593786_910EBY_N0431270ZCAM08893_1100LMJ01.png
Credit: #NASA/JPL-Caltech/ASU/65dBnoise




