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Jezero’s mineral map

A graphic showing the hydrous composition of Jezero Crater.
A graphic showing the hydrous composition of Jezero Crater. Image: ESA/Mars Express (OMEGA and HRSC) and NASA/Mars Reconnaissance Orbiter (CRISM and HiRISE)

The same research noted earlier paid particular focus to the Perseverance rover’s area of study: Jezero Crater. The crater’s western end is dominated by carbonates and hydrated minerals. It’s one of several locations on Mars that show evidence of substantial water presence in the planet’s ancient past.