Questions tagged [orogeny]

concerning processes leading to large-scale deformation of the Earth's surface, particularly mountain-building events

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Are the Olympic Mountains (in Washington state) geologically unique?

So it is my understanding the Washington's Olympic Mountains are basaltic mountains. The reason is that they formed from the upthrust of Ocean crust rather than continental crust as the Farallon plate ...
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Largest mountain range

The major mountain chains of Earth are found near: Convergent (subduction) and convergent (collisional) boundaries or transform boundaries? it should be both subduction and collisional right?