Ancient Martian rocks showing mineral layers indicative of past water activity

Ancient Mars Rocks Provide Insights into Hidden Carbonate Deposits

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This research focuses on carbonate minerals on Mars, which serve as key indicators of past liquid water and atmospheric conditions. Despite climate models suggesting a thick CO2-rich atmosphere over 3 billion years ago, Mars' surface shows less carbonate than expected, prompting investigation into its buried carbonate stores.

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Originally published by gnews