Iron-Rich Diagenetic Features Analysed In the Murray Formation at Gale Crater, Mars, Using Chemcam Onboard the Curiosity Rover

J. L'Haridon , N. Mangold (1) , R. C. Wiens (2) , A. Cousin , G. David , J. R. Johnson , A. Fraeman , W. Rapin , J. Frydenvang , E. Dehouck (1) , S. P Schwenzer , P. Gasda (2) , N. Lanza , J. Bridges , B. Horgan , C. House , P.-Y. Meslin , M. Salvatore , O. Gasnault (3) , S. Maurice (3)

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

Plenty of dark-toned diagenetic features (nodules, veins, pseudomorphosed crystals) are observed at the Vera Rubin ridge. They are composed of crystalline hematite, related to local mobilization of Fe in late event(s) of groundwater circulation.

Domaines: Planétologie

J. L'Haridon, N. Mangold, R. C. Wiens, A. Cousin, G. David, et al.. Iron-Rich Diagenetic Features Analysed In the Murray Formation at Gale Crater, Mars, Using Chemcam Onboard the Curiosity Rover. Ninth International Conference on Mars, Jul 2019, Pasadena, United States. ⟨hal-02411434⟩