Possible evaporite karst in an interior layered deposit in Juventae Chasma, Mars

This paper describes karst landforms observed in an interior layered deposit (ILD) located within Juventae Chasma a trough of the Valles Marineris, a rift system that belongs to the Tharsis region of Mars. The ILD investigated is characterized by spectral signatures of kieserite, an evaporitic miner...

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Main Authors: Davide Baioni, Mario Tramontana
Format: Article
Language:English
Published: University of South Florida Libraries 2017-06-01
Series:International Journal of Speleology
Subjects:
Online Access:http://scholarcommons.usf.edu/ijs/vol46/iss2/5/
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author Davide Baioni
Mario Tramontana
author_facet Davide Baioni
Mario Tramontana
author_sort Davide Baioni
collection DOAJ
description This paper describes karst landforms observed in an interior layered deposit (ILD) located within Juventae Chasma a trough of the Valles Marineris, a rift system that belongs to the Tharsis region of Mars. The ILD investigated is characterized by spectral signatures of kieserite, an evaporitic mineral present on Earth. A morphologic and morphometric survey of the ILD surface performed on data of the Orbiter High Resolution Imaging Science Experiment (HiRISE) highlighted the presence of depressions of various shapes and sizes. These landforms interpreted as dolines resemble similar karst landforms on Earth and in other regions of Mars. The observed karst landforms suggest the presence of liquid water, probably due to ice melting, in the Amazonian age.
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spelling doaj.art-c4f42b4130014876a7f748b47285e7c82022-12-21T23:15:35ZengUniversity of South Florida LibrariesInternational Journal of Speleology0392-66721827-806X2017-06-0146218118910.5038/1827-806X.46.2.2085Possible evaporite karst in an interior layered deposit in Juventae Chasma, MarsDavide Baioni0Mario Tramontana1University of UrbinoUniversity of UrbinoThis paper describes karst landforms observed in an interior layered deposit (ILD) located within Juventae Chasma a trough of the Valles Marineris, a rift system that belongs to the Tharsis region of Mars. The ILD investigated is characterized by spectral signatures of kieserite, an evaporitic mineral present on Earth. A morphologic and morphometric survey of the ILD surface performed on data of the Orbiter High Resolution Imaging Science Experiment (HiRISE) highlighted the presence of depressions of various shapes and sizes. These landforms interpreted as dolines resemble similar karst landforms on Earth and in other regions of Mars. The observed karst landforms suggest the presence of liquid water, probably due to ice melting, in the Amazonian age.http://scholarcommons.usf.edu/ijs/vol46/iss2/5/Marsinterior layered depositskarstclimate change
spellingShingle Davide Baioni
Mario Tramontana
Possible evaporite karst in an interior layered deposit in Juventae Chasma, Mars
International Journal of Speleology
Mars
interior layered deposits
karst
climate change
title Possible evaporite karst in an interior layered deposit in Juventae Chasma, Mars
title_full Possible evaporite karst in an interior layered deposit in Juventae Chasma, Mars
title_fullStr Possible evaporite karst in an interior layered deposit in Juventae Chasma, Mars
title_full_unstemmed Possible evaporite karst in an interior layered deposit in Juventae Chasma, Mars
title_short Possible evaporite karst in an interior layered deposit in Juventae Chasma, Mars
title_sort possible evaporite karst in an interior layered deposit in juventae chasma mars
topic Mars
interior layered deposits
karst
climate change
url http://scholarcommons.usf.edu/ijs/vol46/iss2/5/
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AT mariotramontana possibleevaporitekarstinaninteriorlayereddepositinjuventaechasmamars