Phreatomagmatic eruptions are volcanic eruptions resulting from interaction between magma and water. They differ from exclusively magmatic eruptions and...
13 KB (1,723 words) - 13:22, 1 March 2024
magma is included, volcanologists classify the event as a phreatomagmatic eruption. These eruptions occasionally create broad, low-relief craters called maars...
6 KB (723 words) - 13:08, 29 July 2024
of existing rock. Phreatomagmatic eruptions are driven by the direct interaction of magma and water, as opposed to phreatic eruptions, where no fresh magma...
76 KB (7,663 words) - 02:02, 14 September 2024
Batangas, Philippines began to erupt on January 12, 2020, when a phreatomagmatic eruption from its main crater spewed ashes over Calabarzon, Metro Manila...
109 KB (9,264 words) - 09:55, 6 October 2024
most recent supereruption, and largest phreatomagmatic eruption characterised to date. At the time of the eruption sea level was much lower than at present...
27 KB (2,692 words) - 01:12, 7 October 2024
Taal Volcano (section 1911 eruption)
"Phreatomagmatic eruption recorded on Taal". ABS-CBN. October 2, 2024. Retrieved October 2, 2024. "'Minor' Taal Volcano phreatomagmatic eruption occurs;...
60 KB (5,853 words) - 17:46, 10 October 2024
phases define the Keanakakoi eruption, all of which were separated by quiescent spells. The first phase was phreatomagmatic, and involved the deposition...
3 KB (206 words) - 22:49, 31 December 2022
The 1991 eruption of Mount Pinatubo in the Philippines' Luzon Volcanic Arc was the second-largest volcanic eruption of the 20th century, behind only the...
60 KB (6,355 words) - 12:52, 14 September 2024
Mount Takahe (section Eruption history)
later linked to eruptions of Mount Berlin instead. The tephra layers were formed by explosive or phreatomagmatic eruptions. Major eruptions took place around...
53 KB (5,483 words) - 10:04, 17 July 2024
fragments hundreds of metres. A phreatomagmatic eruption contains magmatic material, in contrast to a phreatic eruption which does not. One mechanism for...
8 KB (996 words) - 15:32, 5 June 2024
crater and rising high above the peak. They usually commence with phreatomagmatic eruptions which can be extremely noisy due to the rising magma heating water...
6 KB (769 words) - 13:20, 4 April 2023
Volcanism (section Phreatomagmatic eruption)
steam-blast eruptions Prerequisites for explosive cryovolcanism on dwarf planet-class Kuiper belt objects Phreatomagmatic and Related Eruption Styles...
43 KB (4,800 words) - 14:17, 9 October 2024
Hatepe eruption, named for the Hatepe Plinian pumice tephra layer, sometimes referred to as the Taupō eruption or Horomatangi Reef Unit Y eruption, is dated...
22 KB (2,206 words) - 07:26, 11 September 2024
formations, which are not produced by fallout. The eruption is considered primarily phreatomagmatic, i.e. a blast driven by energy from escaping steam...
49 KB (5,687 words) - 16:38, 27 September 2024
with the shallow marine embayment, resulting in violent phreatomagmatic blasts. The eruption also generated 35 to 150 m (115 to 492 ft) high tsunamis...
78 KB (8,126 words) - 14:27, 27 September 2024
is a list of volcanic eruptions in the 21st century with a volcanic explosivity index (VEI) of 4 or higher, and smaller eruptions that resulted in fatalities...
48 KB (1,924 words) - 14:21, 14 September 2024
Hudson Volcano (section Eruption history)
after the H2 eruption. The 1991 Plinian eruption is known as the H3 eruption. After a few hours of seismic activity, a phreatomagmatic eruption commenced...
80 KB (8,906 words) - 17:50, 23 August 2024
new volcanic island, Surtsey. Surtseyan eruptions are phreatomagmatic (also known as hydromagmatic) eruptions, in that they are violently explosive as...
4 KB (465 words) - 16:28, 16 July 2024
Mount Okmok (section Eruption history)
Saurabh; Jia, Yuanyuan (June 2020). "Characterization of the 2008 Phreatomagmatic Eruption of Okmok From ArcticDEM and InSAR: Deposition, Erosion, and Deformation"...
81 KB (9,557 words) - 02:42, 3 September 2024
evidence of interaction of the lava with water, so this eruption phase was probably phreatomagmatic. It was followed by three pumice fallout episodes, with...
132 KB (14,759 words) - 07:51, 2 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 (1,671 words) - 06:13, 31 August 2024
dictionary. A maar is a broad, low-relief volcanic crater caused by a phreatomagmatic eruption (an explosion which occurs when groundwater comes into contact...
27 KB (2,868 words) - 08:29, 19 May 2024
volcanic eruptions and phreatomagmatic eruptions, and may also be formed during transport in pyroclastic density currents. Explosive eruptions occur when...
81 KB (9,833 words) - 20:54, 29 September 2024
did not involve a magmatic eruption, as suggested by researchers; rather, they were phreatomagmatic or phreatic eruptions. Its collapse characteristic...
18 KB (1,976 words) - 08:07, 20 August 2024
Laki (redirect from 1783 eruption of Laki)
opened with phreatomagmatic explosions because of the groundwater interacting with the rising basalt magma. Over a few days the eruptions became less...
31 KB (3,444 words) - 03:03, 20 August 2024
Huaynaputina (redirect from 1600 eruption of Huaynaputina)
a phreatomagmatic eruption. These vents lie at an elevation of about 4,200 m (13,800 ft), making them among the highest vents of a Plinian eruption in...
171 KB (18,932 words) - 04:31, 15 August 2024
Mount Ruapehu (section 1945 eruptions and 1953 lahar)
larger eruption blasted rocks up to 1.5 km from the crater, sent lahars down three valleys, and generated an eruption column 12 km high. Phreatomagmatic eruptions...
70 KB (6,510 words) - 01:42, 12 October 2024
ground surface lying over a void. Maar: a depression resulting from phreatomagmatic eruption or diatreme explosion. Aral–Caspian Depression Baetic Depression...
6 KB (588 words) - 04:55, 22 October 2023
north side of the Aleutian Range in Alaska that were formed by a phreatomagmatic eruption in 1977. The maars are 1.5 km south of Becharof Lake and 12 km...
4 KB (339 words) - 03:59, 16 September 2024
Volcanism of Iceland (redirect from Iceland volcanic eruption)
spatter cones. Where such eruptions interact with water the eruptions become more explosive and these phreatomagmatic eruptions produce tephra and possibly...
45 KB (3,846 words) - 20:20, 29 July 2024