4 billion-year-old chunk of Earth's crust found below Australia - Livescience.com

  • Stephanie Pappas |
  • Technology |
  • Live Science |
  • 08-22-2022 |
  • 107

A 4-billion-year-old piece of Earth's crust the size of Ireland is lurking beneath Western Australia, new research finds.  This piece of crust is among the oldest on Earth, though not the oldest. Th

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