Asian moutain range

Description:Where the plates collide, under or next to a continent, the crust thickens into mountains. Continental and ocean-floor rocks are crumpled and thrust over each other, sometimes along with slices of the mantle from under the ocean floor, and often pierced with volcanoes that erupt masses of molten material squeezed out of deeply buried crust. As shown in the map below, all south-central Eurasia is festooned with mountain ranges. A succession of smaller landmasses slamming into the southern edge of Eurasia have raised up many mountain ranges:

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