what is the rock composition of crust
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The Earth's crust is made up of about 95% igneous and metamorphic rocks, 4% shale, 0.75% sandstone, and 0.25% limestone.
From mud and clay to diamonds and coal, Earth's crust is composed of igneous, metamorphic, and sedimentary rocks. The most abundant rocks in the crust are igneous, which are formed by the cooling of magma. Earth's crust is rich in igneous rocks such as granite and basalt.
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From mud and the clay to diamonds and coal , Earth's crust is composed of igneous, sedimentary and metamorphic rocks. The most abundent rock in the crust are igneous which are formed by cooling if magma .Earth's crust is rich in igneous rock such as granite and basalt.
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