Definition: Sedimentary rocks are formed through a process of rock formation. They are made up of sediment, which is compacted and cemented together by weathering or erosion. Sedimentary rocks can be divided into three main types based on their composition: igneous, metamorphic, and sedimentary.
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Igneous Rocks
: These rocks consist mainly of lava, magma, or molten rock that has cooled to form solid rock. Igneous rocks are found in the Earth's crust
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