Chemostratigraphy of Fluvial and Lacustrine Sedimentary Rocks at Gale Crater Using Chemcam Onboard the Curiosity Rover

N. Mangold (1) , A. Cousin , E. Dehouck , O. Forni , A. Fraeman , J. Frydenvang , O. Gasnault (2) , J. Johnson , L. Le Deit , J. L'Haridon , Stéphane Le Mouélic (1) , S. Maurice (2) , S. M. Mclennan (3) , P.-Y. Meslin , H. E. Newsom (4) , W. Rapin , F. Rivera-Hernandez , R. C. Wiens (5)

1 LPG - Laboratoire de Planétologie et Géodynamique [UMR 6112]
2 IRAP - Institut de recherche en astrophysique et planétologie
3 SBU - Stony Brook University [SUNY]
4 IOM - Institute of Meteoritics [Albuquerque]
5 LANL - Los Alamos National Laboratory

Sedimentary deposition at the basis of Mt Sharp (Gale crater, Mars) displays a high chemical alteration index of 50 to 65 consistent with a substantial alteration in an open system typical of prolonged water-rock interactions at the surface.

Domaines: Planétologie

N. Mangold, A. Cousin, E. Dehouck, O. Forni, A. Fraeman, et al.. Chemostratigraphy of Fluvial and Lacustrine Sedimentary Rocks at Gale Crater Using Chemcam Onboard the Curiosity Rover. Ninth International Conference on Mars, Jul 2019, Pasadena, United States. ⟨hal-02411435⟩