Continental crust is a type of Earth's crust that makes up the continents and the shallow seabed around them. It is generally thicker, older, and less dense than oceanic crust, which makes up the ocean floors. Here are some key characteristics of continental crust: 1. **Composition**: Continental crust is primarily composed of granitic rocks, which are rich in silica and aluminum. This composition is contrasted with oceanic crust, which is primarily basaltic and richer in iron and magnesium.
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