Sand grain sizes and shapes in eolian bedforms at Gale Crater, Mars

CM Weitz, RJ Sullivan, MGA Lapotre… - Geophysical …, 2018 - Wiley Online Library
We measured sand sizes and shapes on diverse eolian bedforms in Gale crater to help
constrain models of eolian sediment transport on Mars. All grains are subangular to rounded …

Sedimentary processes of the Bagnold Dunes: Implications for the eolian rock record of Mars

RC Ewing, MGA Lapotre, KW Lewis… - Journal of …, 2017 - Wiley Online Library
Abstract The Mars Science Laboratory rover Curiosity visited two active wind‐blown sand
dunes within Gale crater, Mars, which provided the first ground‐based opportunity to …

Re‐evaluation of large Martian ripples in Gale Crater: granulometric evidence for an impact mechanism and terrestrial analogues

TR Gough, CH Hugenholtz… - Journal of Geophysical …, 2021 - Wiley Online Library
Mars hosts three scales of superimposed aeolian bedforms: small decimeter‐scale impact
ripples, large meter‐scale ripples, and dunes. The formation mechanism for large meter …

Reconstructing the transport history of pebbles on Mars

T Szabó, G Domokos, JP Grotzinger… - Nature …, 2015 - nature.com
The discovery of remarkably rounded pebbles by the rover Curiosity, within an exhumed
alluvial fan complex in Gale Crater, presents some of the most compelling evidence yet for …

The Bagnold Dunes in southern summer: Active sediment transport on Mars observed by the Curiosity rover

MM Baker, MGA Lapotre, ME Minitti… - Geophysical …, 2018 - Wiley Online Library
Orbiter‐based observations have demonstrated that active aeolian environments are
ubiquitous across Mars. Here we examine one such environment, the Bagnold Dune Field in …

Wind‐driven particle mobility on Mars: Insights from Mars Exploration Rover observations at “El Dorado” and surroundings at Gusev Crater

R Sullivan, R Arvidson, JF Bell III… - Journal of …, 2008 - Wiley Online Library
The ripple field known as “El Dorado” was a unique stop on Spirit's traverse where dust‐
raising, active mafic sand ripples and larger inactive coarse‐grained ripples interact …

Shaler: in situ analysis of a fluvial sedimentary deposit on Mars

LA Edgar, S Gupta, DM Rubin, KW Lewis… - …, 2018 - Wiley Online Library
This paper characterizes the detailed sedimentology of a fluvial sandbody on Mars for the
first time and interprets its depositional processes and palaeoenvironmental setting. Despite …

MAHLI at the Rocknest sand shadow: Science and science‐enabling activities

ME Minitti, LC Kah, RA Yingst, KS Edgett… - Journal of …, 2013 - Wiley Online Library
Abstract During Martian solar days 57–100, the Mars Science Laboratory Curiosity rover
acquired and processed a solid (sediment) sample and analyzed its mineralogy and …

The aeolian environment in Glen Torridon, Gale crater, Mars

R Sullivan, M Baker, C Newman… - Journal of …, 2022 - Wiley Online Library
Abstract The Mars Science Laboratory (MSL) rover spent a full martian year exploring the
phyllosilicate‐bearing Glen Torridon trough on the flank of Aeolis Mons in Gale crater …

The formation of fluidized ejecta on Mars by granular flows

K Wada, OS Barnouin‐Jha - Meteoritics & Planetary Science, 2006 - Wiley Online Library
A simple granular flow model is used to investigate some of the conditions under which
ejecta may flow as a granular media. The purpose of this investigation is to provide some …