File:001_Volcano_eruption_of_Litli-Hrútur_in_Iceland_in_2023_Photo_by_Giles_Laurent.jpg · Wikimedia Commons · See Wikimedia Commons

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thumb|upright=1.5|Fresh lava from Fagradalsfjall volcano eruption in Iceland, 2023 Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a moon onto its surface. Lava may be erupted at a volcano or through a fracture in the crust, on land or underwater, usually at temperatures from . Lava may be erupted directly onto the land surface or onto the sea floor or it may be ejected into the atmosphere before falling back down. The solid volcanic rock resulting from subsequent cooling of the molten material is often also ca

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Lava is molten or partially molten rock that erupts from inside Earth (or other planets and moons) onto the surface, typically through volcanoes or cracks in the crust, at extremely high temperatures. It matters because it shapes landscapes and geological features through its cooling and solidification into solid volcanic rock.

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