Volcano

:This article is about volcanoes. For the action movie, see Volcano (movie). For other meanings of the word eruption, see eruption (disambiguation)

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A volcano is a geological landform (usually a mountain) where magma (rock of the Earth's interior made molten or liquid by extremely high temperatures along with a reduction in pressure and/or the introduction of water or other volatiles) erupts through the surface of the planet. Although there are numerous volcanoes (some very active) on the solar system's rocky planets and moons, on Earth at least, this phenomenon tends to occur near the boundaries of the continental plates. However, important exceptions exist in hotspot volcanoes.

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The name "volcano" originates from the name of Vulcan, a god of fire in Roman mythology.

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The study of volcanoes is called vulcanology (or volcanology in some spellings).

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Volcano (movie): redirect Volcano (film)...

Eruption (disambiguation): Eruption can refer to:...

Mountain: A mountain is a landform that extends above the surrounding terrain in a limited area. A mountain is generally much higher and steeper than a hill, but there is considerable overlap, and usage often depends on local custom. Some authorities define a mountain as a peak with a topographic prominence ...

Volcano related Images and Photos (experimental)

Volcano	Volcano National Park Hawaii	Arenal Volcano Costa Rica	Discovery Volcano Island Lab
Kilauea Volcano Erupts Big Island HI	Volcano Lake Atitlan Atitlan Guatemala Central America	Snowy Kronotski Volcano Russia	Pichincha Volcano and Quito Skyline Ecuador
Star Wars Mustafar Volcano Lab Kit	Joe Versus The Volcano (DVD)	Lava in the Volcano National Park Hawaii	Volcanic Eruption Arenal Volcano Costa Rica