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Rocks And Minerals By unknown person

Igneous Rocks Igneous rocks have 2 types Intrusive(Plutonic) Extrusive(Volcanic)Plutonic rocks are formed when hot magma dries under the surface and turns to Plutonic rocks. here are 2 plutonic rocks: obsidian and granite Volcanic rocks are formed when a volcano erupts poop. then dries out on the volcano. here are 2 volcanic rocks: diorite and poop. its also kind of junky like poop