ثوران بركاني

Eruption of Aniakchak

القرن 12 · 56.88° N, 158.17° W

Mount Aniakchak is a volcano on the western Alaska Peninsula. Part of the Aleutian Volcanic Arc, it was formed by the subduction of the oceanic Pacific Plate under the North American Plate. Aniakchak is a 10 kilometers (6.2 mi) wide caldera with a break to the northeast.

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متى
القرن 12
النوع
ثوران بركاني
إحداثيات
56.88° N, 158.17° W
Date uncertainty
± 80 years
Vent
East-central caldera (Surprise Cone)
Dated by
Isotopic: 14C (calibrated)
Volcano number
312090
Eruption number
22140

Mount Aniakchak

Caldera in Alaska

Mount Aniakchak is a volcano on the western Alaska Peninsula. Part of the Aleutian Volcanic Arc, it was formed by the subduction of the oceanic Pacific Plate under the North American Plate. Aniakchak is a 10 kilometers (6.2 mi) wide caldera with a break to the northeast. The caldera contains Surprise Lake and many volcanic cones, maars and craters, including Vent Mountain.

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