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Hotspot (geology)
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In geology, hotspots are volcanic locales thought to be fed by underlying mantle that is anomalously hot compared with the surrounding mantle. Examples include the Hawaii, Iceland, and Yellowstone hot
Diagram showing a cross section through Earth at the Hawaii hotspot. Magma originating in the mantle rises into the asthenosphere and lithosphere. A c
Diagram showing a cross section through Earth at the Hawaii hotspot. Magma originating in the mantle rises into the asthenosphere and lithosphere. A chain of volcanoes is created as the lithosphere moves over the source of magma. ("Ma" means millions of years old/ago).
Over millions of years, the Pacific plate has moved over the Hawaii hotspot, creating a trail of underwater mountains that stretches across the Pacifi
Over millions of years, the Pacific plate has moved over the Hawaii hotspot, creating a trail of underwater mountains that stretches across the Pacific.
Kilauea is the most active shield volcano in the world. The volcano erupted from 1983 to 2018 and is part of the Hawaiian–Emperor seamount chain.
Kilauea is the most active shield volcano in the world. The volcano erupted from 1983 to 2018 and is part of the Hawaiian–Emperor seamount chain.
Mauna Loa is a large shield volcano. Its last eruption was in 2022 and it is part of the Hawaiian–Emperor seamount chain.
Mauna Loa is a large shield volcano. Its last eruption was in 2022 and it is part of the Hawaiian–Emperor seamount chain.
Eifel hotspot
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The Eifel hotspot is a volcanic hotspot in western Germany. It is one of many recent volcanic formations in and around the Eifel mountain range and includes the volcanic field known as Volcanic Eifel.
Hotspot (geology)
…az" is the azimuth of the hotspot track; "w" is the "weight", or estimated accuracy, of the azimuth (1 is most accurate, 0.2 is least accurate). Eifel hotspot (8) , w= 1 az= 082° ±8° rate= 12 ±2 mm/yr Iceland hotspot (14) Eurasian Plate, w= 0.8 az= 075° ±10° rate= 5 ±3 mm/yr North American Plate, w= 0.8 az…
Schalkenmehrener Maar lake in the Eifel mountain range. The maar was formed by a volcanic eruption 10,500 years ago.
Schalkenmehrener Maar lake in the Eifel mountain range. The maar was formed by a volcanic eruption 10,500 years ago.