Ancient Impact and Aqueous Processes at Endeavour Crater, Mars

W. Squyres, S.; E. Arvidson, R.; F. Bell, J.; J. Calef, F.; C. Clark, B.; A. Cohen, B.; Crumpler, Larry; de Souza, Paulo; H. Farrand, W.; Gellert, R.; A. Grant, J.; E. Herkenhoff, K.; A. Hurowitz, J.; R. Johnson, J.; L. Jolliff, B.; H. Knoll, Andrew; Li, R.; M. McLennan, S.; W. Ming, D.; W. Mittlefehldt, David; J. Parker, T.; Paulsen, G.; S. Rice, M.; W. Ruff, S.; Schröder, Christian; S. Yen, A.; Zacny, K.

doi:10.1126/science.1220476

Public

Ancient Impact and Aqueous Processes at Endeavour Crater, Mars

Published in Science • May 3, 2012

Authors:

S. W. Squyres

R. E. Arvidson

J. F. Bell

Abstract

The rover Opportunity has investigated the rim of Endeavour Crater, a large ancient impact crater on Mars. Basaltic breccias produced by the impact form the rim deposits, with stratigraphy similar to that observed at similar-sized craters on Earth. Highly localized zinc enrichments in some breccia m...

Subject

Mars Exploration Program

Impact crater

Astrobiology

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