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Takahe Volcano | John Seach
Marie Byrd Land, West Antarctica
76.28 S, 112.08 W
summit elevation 3460 m
Shield volcano
Takahe volcano is located in eastern Marie Byrd Land, West Antarctica. It is a broad symmetrical undissected shield volcano, 30 km in diameter. Takahe volcano contains an 8 km diameter ice-filled summit caldera.
Takahe volcano is mostly snow covered except for 12 small outcrops. On the southwestern rim of the caldera there is exposed 60 m thick sequence of lava. Most of the products were erupted during dry magmatic eruption such as Strombolian activity.
Eruptions at Takahe volcano
The most recent eruptions at the volcano occurred at cinder cones on the upper southern slopes and tuff and cinder cones on lower SW and NE slopes. The volcano products at the base erupted subglacially. The exposed areas were erupted subaerially.
Further reading
Palais, Julie M., et al. "Magmatic and phreatomagmatic volcanic activity at Mt. Takahe, West Antarctica, based on tephra layers in the Byrd ice core and field observations at Mt. Takahe." Journal of Volcanology and Geothermal Research 35.4 (1988): 295-317.
Takahe Volcano Eruptions
5550 BC