Continental crust is often described as relatively thick and stable. Is there any evidence that continents break

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Continental crust is often described as relatively thick and stable. Is there any evidence that continents break up? In the past? When and where? In the present; and if so, can you cite an example location and some of the clues suggesting breaking up may be taking place?

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Yes there is evidence that continents can break up both in the past and in the present The process of continental breakup is known as continental rifting and it occurs when the lithosphere which includes the continental crust and underlying uppermost mantle stretches and thins leading to the formation of a rift valley Evidence of continental breakup in the past 1 Pangaea Breakup The supercontinent Pangaea which existed around 300 million years ago gradually split apart into separate continents This breakup resulted in the formation of the Atlantic Ocean The evidence for this breakup includes matching geological features and rock types on opposite sides of the Atlantic such as similar fossils and rock formations in Brazil and West Africa 2 East African Rift System The East African Rift System is an active continental rift ...View the full answer

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