Salty Environments: The importance of evaporites and brine environments as habitats and preservers of biosignatures

Scott Perl, Solmaz Adeli, Chhandak Basu, Bonnie K Baxter, Jeff Bowman, Eric Boyd, Morgan Cable, Aaron J Celestian, Charles S Cockell, Frank A Corsetti, Kate L Craft, Aaron Engelhart, Alberto G Fairen, Suniti Karunatillake, Kennda Lynch, Sally Potter-McIntyre, Frances Rivera-Hernandez, Mark Schneegurt, Susanne Schwenzer, Svetlana Shkolyar, Bethany Theiling, Brian Wade, Jon Zaloumis

Bulletin of the American Astronomical Society
Planetary Science and Astrobiology Decadal Survey 2023-2032 white paper e-id. 240; Bulletin of the American Astronomical Society, Vol. 53, Issue 4, e-id. 240 (2021)

The habitability of ancient Mars is directly related to the presence of late Noachian surface waters and their stability over geologic time. Evaporite minerals can capture and entomb organic matter, biological compounds, and intact cells within their intercrystalline and intracrystalline structure because they precipitate relatively quickly.