South American 'Pompeii': Volcanic eruption 22 million years ago preserved a snapshot of the Andes forming

Written and edited by the WorldPing NewsdeskPublished Updated Original reporting: Live Science
South American 'Pompeii': Volcanic eruption 22 million years ago preserved a snapshot of the Andes formingWorldPing
Image via Live Science.

What happened

An enormous volcanic eruption buried a snapshot of the baby Andes mountains, revealing a slow-and-steady growth rate.

Key facts

  • Reported by Live Science and published Mon, 14 Sep 2026 20:51:07 UTC.

Why it matters

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What to watch next

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Coverage timeline

When each newsroom published on this story, oldest first — all times UTC.

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  5. South American 'Pompeii': Volcanic eruption 22 million years ago preserved a snapshot of the Andes forming

  6. Magma repeatedly breaks and heals during eruptions, microscopic evidence suggests

Sources

The original report was published by Live Science. WorldPing does not claim that reporting — this page summarises and contextualises it.

Read the full report at Live Science

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