Comment on

• Distinctive space weathering on Vesta from regolith mixing processes.

  Pieters CM, Ammannito E, Blewett DT, Denevi BW, De Sanctis MC, Gaffey MJ, Le Corre L, Li JY, Marchi S, McCord TB, McFadden LA, Mittlefehldt DW, Nathues A, Palmer E, Reddy V, Raymond CA, Russell CT. Pieters CM, et al. Nature. 2012 Nov 1;491(7422):79-82. doi: 10.1038/nature11534. Nature. 2012. PMID: 23128227
• Dark material on Vesta from the infall of carbonaceous volatile-rich material.

  McCord TB, Li JY, Combe JP, McSween HY, Jaumann R, Reddy V, Tosi F, Williams DA, Blewett DT, Turrini D, Palomba E, Pieters CM, De Sanctis MC, Ammannito E, Capria MT, Le Corre L, Longobardo A, Nathues A, Mittlefehldt DW, Schröder SE, Hiesinger H, Beck AW, Capaccioni F, Carsenty U, Keller HU, Denevi BW, Sunshine JM, Raymond CA, Russell CT. McCord TB, et al. Nature. 2012 Nov 1;491(7422):83-6. doi: 10.1038/nature11561. Nature. 2012. PMID: 23128228