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#early-earth-geology #zircon-crystals #tectonic-plate-movement #prebiotic-conditions #geology #ancient-rocks
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fromNature
3 days ago

Earth's oldest crystals suggest an early start for plate tectonics

Ancient Australian zircon crystals reveal early Earth had more oxygen and water than expected, with tectonic plate movement occurring at least 3.3 billion years ago, suggesting conditions more favorable for life than previously believed.
fromwww.nature.com
8 months ago

These Rocks Could Be the World's Oldest, New Data Confirm

On the shores of Hudson Bay, researchers confirm that the Nuvvuagittuq Greenstone Belt rocks are at least 4.16 billion years old, offering insights into early Earth.
Canada news
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