Theistareykjarbunga (Þeistareykjarbunga, ) is a
shield volcano
A shield volcano is a type of volcano named for its low profile, resembling a warrior's shield lying on the ground. It is formed by the eruption of highly fluid (low viscosity) lava, which travels farther and forms thinner flows than the more v ...
in northeastern
Iceland
Iceland ( is, Ísland; ) is a Nordic island country in the North Atlantic Ocean and in the Arctic Ocean. Iceland is the most sparsely populated country in Europe. Iceland's capital and largest city is Reykjavík, which (along with its s ...
with two fissure vents called Þeistareykjahraun and Borgahraun , and two cones: the 370-metre Stórahversmór and the 540-metre-high, 30-km
3 Stóravíti . They both are currently extinct.
Eruptions
There have been three dated eruptions, all
VEI-0: the most recent eruption was around 900 BCE and the previous eruption was in 6800 BCE. Around 9500 BCE, an eruption produced approximately 18 billion cubic metres of basaltic lava.
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See also
* List of volcanoes in Iceland
This list of volcanoes in Iceland includes active and dormant volcanic mountains, of which 18 have erupted since human settlement of Iceland began around 900 AD.
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List
Volcanic zones and systems
Iceland has four major volcanic z ...
References
Shield volcanoes of Iceland
North Volcanic Zone of Iceland
Polygenetic shield volcanoes
Volcanic systems of Iceland
Calderas of Iceland
Central volcanoes of Iceland
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