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Key Facts about Mount Erebus

July 1, 2026

The world's southernmost active volcano, Mount Erebus, not only has a permanent lava lake, but it is also the only known volcano that releases tiny crystals of pure gold into the atmosphere.

About Mount Erebus:

  • It is a stratovolcano located on the western half of Ross Island, off the coast of Antarctica in the Ross Sea.
  • It is the world’s southernmost active volcano.
  • It is an intraplate volcano and belongs to the McMurdo Volcanic Group, located in the so-called Terror Rift, which is part of the West Antarctic Rift System.
  • It is the second tallest volcano in Antarctica, after Mount Sidley.
  • It is one of only two volcanoes on the continent that are considered to be active; Deception Island is the other.
  • It is also one of only a few volcanoes in the world that contain an active lava lake.
  • The lava lake in the summit crater has been active since at least 1972. Most eruptions are small and Strombolian in character, tossing bombs onto the crater rim.
  • It is also the only known volcano that releases tiny crystals of pure gold into the atmosphere.

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