4.6-billion-year-old meteorite belongs to Earth’s long-lost child cousin

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A lonely meteorite that landed within the Sahara Desert in 2020 is older than Earth. The primeval area rock is about 4.6 billion years outdated, and is the oldest identified instance of magma from area.

Its age and mineral content material trace that the rock originated in our early photo voltaic system from the crust of a protoplanet — a big, rocky physique within the means of growing right into a planet, in keeping with a brand new examine. 

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