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A lava domes is a structure that forms when a volcano extrudes very viscous lava that builds into a dome-shaped pile rather than flow downhill.
Wiki User
∙ 7y ago
Wiki User
∙ 11y agoA lava dome is a dome-shaped structure that is formed when a volcano extrudes extremely viscous lava. Thus it is a dome made of lava.
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What type of lava does a lava dome hold?
A lava dome holds very viscous lava, which is why it forms a dome rather than flowing away. Usually it is rhyolite or dacite.
Which is a rounded volcanic feature that forms when a mass of thick lava slowly erupts from the vent?
This is called a lava dome.
When lava hardens over the vent it causes a what cap?
It is called a dome cap.
Which forms inside the crater of a large volcano?
When magma slowly rises up the inside the crater of a larger volcano, it forms a Lava Dome.
What volcano has a rounded dome?
Lava Dome Volcano
Is Mt St Helens a lava dome?
No. Mount St. Helens is a stratovolcano. There is a lava dome in the crater.
Is lava dome a type of volcano?
Not exactly. Some volcanoes do consist of simply a lava dome, but most lava domes are found in or on stratovolcanoes.
What forms when the lava ejected is too thick to flow?
Lava cools to become a crust of stone with many small air bubbles, often called lavarock
What are the broad slightly dome-shaped volcanoes called?
a broad-domed volcano is formed by lava flows. the amount of times the volcano has erupted effects how broad the dome would be, because when the lava flows it wears away the dome of the volcano.
Is a Dome volcano the same as a Lava Dome volcano?
Yes
What is lava dome volcano?
A volcano shaped like a dome.
How are lava plateaus and dome mountains the same?
magma extrusions, lava plateau on surface, dome underground then eroded.
