ScienceActually · @scienceactually
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A zircon crystal from the Jack Hills region of Australia is confirmed to be the oldest bit of Earth's crust - 4.4 billion years old.
#science #sciencefacts #zircon #crystal #earthscrust
https://www.science.org/content/article/oldest-piece-earth-discovered
#science #sciencefacts #zircon #crystal #earthscrust
Last updated 2 years ago