Water Abundance of Dunes in Gale Crater, Mars From Active Neutron Experiments and Implications for Amorphous Phases
Sign Up to like & getrecommendations! Published in 2018 at "Geophysical Research Letters"
DOI: 10.1029/2018gl079045
Abstract: We report the water abundance of Bagnold Dune sand in Gale crater, Mars by analyzing active neutron experiments using the Dynamic Albedo of Neutrons instrument. We report a bulk water‐equivalent‐hydrogen abundance of 0.68 ± 0.15… read more here.
Keywords: water; active neutron; abundance; water abundance ... See more keywords
Environmental and Mineralogical Controls on Biosignature Preservation in Magnesium Carbonate Systems Analogous to Jezero Crater, Mars.
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DOI: 10.1089/ast.2022.0111
Abstract: Jezero Crater on Mars is a paleolacustrine environment where Mg-carbonates may host evidence of ancient life. To elucidate the environmental and mineralogical controls on biosignature preservation, we examined samples from five terrestrial analogs: Lake Salda… read more here.
Keywords: jezero crater; biosignature preservation; biosignature; crater mars ... See more keywords
Aqueous alteration processes in Jezero crater, Mars−implications for organic geochemistry
Sign Up to like & getrecommendations! Published in 2022 at "Science"
DOI: 10.1126/science.abo5204
Abstract: The Perseverance rover landed in Jezero crater, Mars in February 2021. We used the Scanning Habitable Environments with Raman and Luminescence for Organics and Chemicals (SHERLOC) instrument to perform deep ultraviolet Raman and fluorescence spectroscopy… read more here.
Keywords: jezero crater; aqueous alteration; alteration processes; geochemistry ... See more keywords