it is made of rocks
the earths crust is made out of rocks
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Vulcanicity is a process through which gaseous, liquid and solid materials are forced out of the earths crust to the earths surface. Volcanicity is the process where igneous materials reaches the earths surface from the earths crust to the earth surface
Volcano
Minerals can form deep inside the Earth's crust by crystallization of melted materials.
in the earths crust and mountains
it is made out of the outer mantle and the crust.
About 7% of the earths crust
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It is rock.