Clay minerals on Mars have been interpreted as an indication for a warm, wet early climate. A new hypothesis proposes that the minerals instead formed during brief periods of magmatic degassing, diminishing the prospects for signs of life in these settings.
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© JOSEPH MICHALSKI
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Hynek, B. Uninhabitable martian clays?. Nature Geosci 5, 683–684 (2012). https://doi.org/10.1038/ngeo1560
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DOI: https://doi.org/10.1038/ngeo1560
