Aqueously altered igneous rocks sampled on the floor of Jezero crater, Mars

A. Farley, Kenneth; M. Stack, K.; L. Shuster, David; Horgan, B.; A. Hurowitz, J.; Tarnas, Jesse; I. Simon, Justin; Z. Sun, V.; L. Scheller, Eva; Moore, Kelsey; M. McLennan, S.; Vasconcelos, Paulo; C. Wiens, R.; H. Treiman, A.; E. Mayhew, L.; Beyssac, Olivier; V. Kizovski, T.; J. Tosca, Nicholas; H. Williford, Kenneth; S. Crumpler, L.; W. Beegle, L.; F. Bell, J.; L. Ehlmann, B.; Liu, Yang; N. Maki, J.; E. Schmidt, M.; C. Allwood, Abigail; E. F. Amundsen, H.; Bhartia, R.; Bosak, Tanja; J. Brown, A.; C. Clark, B.; Cousin, A.; Forni, O.; S. J. Gabriel, T.; S. Goreva, Y.; Gupta, Sanjeev; Hamran, Svein‐Erik; D. K. Herd, C.; Hickman‐Lewis, Keyron; R. Johnson, J.; C. Kah, Linda; B. Kelemen, P.; M. Kinch, K.; Mandon, Lucia; Mangold, N.; Quantin‐Nataf, Cathy; S. Rice, M.; St. J. Russell, P.; Sharma, Sunanda; Siljeström, Sandra; Steele, A.; Sullivan, R.; Wadhwa, M.; P. Weiss, B.; J. Williams, Amy; Wogsland, Brittan; A. Willis, Peter; A. Acosta-Maeda, T.; Beck, Pierre; Benzerara, Karim; Bernard, Sylvain; S. Burton, Aaron; Cardarelli, Emily; Chide, Baptiste; Clavé, Elise; A. Cloutis, E.; A. Cohen, B.; D. Czaja, Andrew; Debaille, Vinciane; Dehouck, E.; González Fairén, Alberto; Flannery, David; Fleron, Stephanie; Fouchet, Thierry; Frydenvang, J.; Garczynski, Bradley; Gibbons, Erin; M. Hausrath, Elisabeth; G. Hayes, Alexander; Henneke, Jesper; Leif Jørgensen, John; M. Kelly, Evan; Lasue, J.; Le Mouëlic, Stéphane; Manuel Madariaga, Juan; Maurice, S.; Merusi, Marco; Meslin, Pierre‐Yves; M. Milkovich, S.; Million, Chase; Moeller, R.; I. Núñez, Jorge; Ollila, A.; Paar, Gerhard; A. Paige, D.; A. K. Pedersen, David; Pilleri, P.; Pilorget, C.; Pinet, P.; W. Rice, J.; Royer, Clément; Sautter, V.; Schulte, M.; A. Sephton, Mark; K. Sharma, Shiv; Sholes, Steven; Spanovich, N.; St. Clair, Michael; Tate, Christian; Uckert, Kyle; J. VanBommel, S.; Yanchilina, Anastasia; Zorzano, María‐Paz

doi:10.1126/science.abo2196

Public

Aqueously altered igneous rocks sampled on the floor of Jezero crater, Mars

Published in Science • Aug 25, 2022

Authors:

Kenneth A. Farley

K. M. Stack

David L. Shuster

Abstract

The Perseverance rover landed in Jezero crater, Mars, to investigate ancient lake and river deposits. We report observations of the crater floor, below the crater's sedimentary delta, finding that the floor consists of igneous rocks altered by water. The lowest exposed unit, informally named Séítah,...

Subject

Mars Exploration Program

Astrobiology

Igneous rock

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