MSL/ChemCam at Glen Torridon: Geochemistry of the Orbitally-Identified Clay-Bearing Unit of Gale Crater

E. Dehouck , A. Cousin , N. Mangold (1) , J. Frydenvang , J. Lasue , P.-Y. Meslin , O. Gasnault (2) , V. K. Fox , K. A. Bennett , S. Maurice (2) , R. C. Wiens (3)

1 LPG - Laboratoire de Planétologie et Géodynamique [UMR 6112]
2 IRAP - Institut de recherche en astrophysique et planétologie
3 LANL - Los Alamos National Laboratory

Data collected by MSL/ChemCam in the clay-bearing terrains of Glen Torridon, Gale crater, show that two compositionally-distinct types of bedrock (Mg-rich and K-rich) are present and that both bear geochemical evidence for open-system alteration.

Domaines: Planétologie

E. Dehouck, A. Cousin, N. Mangold, J. Frydenvang, J. Lasue, et al.. MSL/ChemCam at Glen Torridon: Geochemistry of the Orbitally-Identified Clay-Bearing Unit of Gale Crater. Ninth International Conference on Mars, Jul 2019, Pasadena, United States. ⟨hal-02411430⟩