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


8/22/2022 12:00:00 AM2 years 8 months ago
by Stephanie Pappas

The crust has survived massive amounts of upheaval and change.

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… [+3915 chars]

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