4.1 billion-year-old Martian meteorite holds clues to the red planet’s watery past | CNN
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Teghaza 001, a meteorite found in 2022 in West Africa, could reveal clues about the earliest history of Mars.
Teghaza 001 is of one of the most ancient Martian meteorites found on Earth.
Darryl Pitt/Maine Mineral & Gem Museum
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Scientists have identified one of the oldest Martian rocks ever found on Earth — and it’s revealing new clues about the red planet’s earliest history, including evidence that water altered its crust at least 4.1 billion years ago.
The rose-colored meteorite, known as Teghaza 001, has a unique chemical composition that sets it apart from previously studied samples from Mars, scientists say.
