an explosive eruption is a volcanic eruption of the most violent type. A notable example is the 1980 eruption of Mount St. Helens. Such eruptions result...
8 KB (996 words) - 15:32, 5 June 2024
with water, causing phreatomagmatic eruptions In terms of activity, there are explosive eruptions and effusive eruptions. The former are characterized by...
76 KB (7,663 words) - 02:02, 14 September 2024
making it the largest-known explosive volcanic eruption in the Quaternary, and one of the largest known explosive eruptions in the Earth's history. The...
80 KB (8,261 words) - 02:15, 19 October 2024
Plinian eruptions or Vesuvian eruptions are volcanic eruptions marked by their similarity to the eruption of Mount Vesuvius in 79 AD, which destroyed...
15 KB (1,670 words) - 09:50, 30 October 2024
eruption is a type of volcanic eruption with relatively mild blasts, typically having a Volcanic Explosivity Index of 1 or 2. Strombolian eruptions consist...
9 KB (917 words) - 10:21, 19 January 2024
two major groupings of eruptions: effusive and explosive. Effusive eruption differs from explosive eruption, wherein magma is violently fragmented and rapidly...
10 KB (1,127 words) - 06:19, 8 August 2024
The Volcanic Explosivity Index (VEI) is a scale used to measure the size of explosive volcanic eruptions. It was devised by Christopher G. Newhall of...
16 KB (1,083 words) - 22:34, 29 October 2024
for the eruptions listed here, estimates of the volume erupted can be subject to considerable uncertainty. In explosive eruptions, the eruption of magma...
61 KB (3,692 words) - 12:21, 1 November 2024
eruptions contain juvenile (magmatic) clasts. It is common for a large explosive eruption to have magmatic and phreatomagmatic components. Several competing...
13 KB (1,723 words) - 13:22, 1 March 2024
stratovolcanoes are characterized by a steep profile with a summit crater and explosive eruptions. Some have collapsed summit craters called calderas. The lava flowing...
29 KB (3,076 words) - 15:40, 4 November 2024