Mountain Building Mountain building is a major geological process that is closely tied to the origin of rocks. It occurs through tectonic forces, such as the collision of tectonic plates or the uplift of crustal blocks. When tectonic plates collide, immense pressure is exerted on the rocks in the Earth's crust, causing them to fold and buckle and leading to the formation of mountain ranges. This pressure can also cause metamorphism, resulting in the formation of metamorphic rocks. Mountains can also be formed through the uplift of crustal blocks. This occurs when large sections of the Earth's crust are pushed upwards due to tectonic forces. As these crustal blocks are uplifted, they can expose rocks that were originally formed deep within the Earth's crust or even the mantle. These rocks, known as intrusive igneous rocks, can be brought to the surface and become part of the mountain range. The formation of mountains is a dynamic process that can take millions of years. By s...