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Extrusive rocks are formed outside of earths surface. Intrusive rocks are formed inside earths surface.
igneous rocks are formed by magma reaching earths surface and cooling quickly to form extrusive igneous rock.another igneous rock is called intrusive igneous rock. it is formed when magma cools and hardens below the surface.
extrusive igneous rock
When igneous rock forms on the Earth's surface, including on the ocean floor, it's called extrusive. It's called intrusive rock when it forms beneath Earth's surface, such as in mines.
Lava, granite, etc
The Extrusive igneous rock is formed on the earths surface while the Intrusive igneous rock is formed within or inside the earths crust.
Extrusive rocks are formed outside of earths surface. Intrusive rocks are formed inside earths surface.
Volcanoes.
Extrusive igneous rocks.
intrusive rock
obsidian is one of them
igneous rocks are formed by magma reaching earths surface and cooling quickly to form extrusive igneous rock.another igneous rock is called intrusive igneous rock. it is formed when magma cools and hardens below the surface.
extrusive because it forms on or near earths surface
Volcanic (Extrusive) igneous rock, which are formed by lava that comes out of the earths crust, then cools and solidifies rapidly on the earths surface due to exposure to the environmental atmosphere.
Igneous.
Intrusive igneous rock.
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