fissure eruption

Related to fissure eruption: Laki fissure

fissure eruption

n
(Geological Science) the emergence of lava from a fissure in the ground rather than from a volcanic cone or vent
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The Kilauea volcano has been active since a fissure eruption on in January 1983.
5 kilometers tall was rising above the fissure eruption on Tuesday.
The estimated 1-km fissure eruption in the Holuhraun area prompted the Icelandic Met Office to raise the warning code for aviation to red, the highest level.
The Plosky Tolbachik erupted 10 times since records began in 1740, with the most notable eruption in 1975, commonly known as The Great Tolbachik Fissure Eruption.
The Hawaiian Volcano Observatory said the fissure eruption was spotted shortly after the floor at the Pu'u O'o collapsed on Saturday afternoon.
FIGURE 7 The upper part of the figure shows the chain of calderas called Tvashtar Catena on Io, showing a fissure eruption in progress.
Locality: The fumarole "Treschina" in the northern part of the central fumarole field of cone II of the Northern Break of the Large Tolbachik Fissure Eruption, Kamchatka Peninsula, Russia.
At the start of a fissure eruption the flows are vigorous, and tend to spread out rapidly.
Stothers and Courtillot make note ofthe 1783 Laki fissure eruption in Iceland, which sent a haze containing more than 10 million tons of sulfuric acid over Europe and into Asia and North Africa.
The newest fissure eruption began after midnight (0000 GMT) in the Holuhraun lava field north of the Vatnajokull glacier, the civil defense authority said.
The Hawaiian Volcano Observatory officials said the fissure eruption was spotted shortly after the floor at the Pu'u O'o crater collapsed around 5 p.
The Laki Fissure eruption in Iceland in 1783 caused terrible weather, crop failure and death.