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29-06-2020
Geography

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What is a mantle plume and how is it related to a hotspot?

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29-06-2020

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A mantle plume is an upwelling of abnormally hot rock within the Earth's mantle. As the heads of mantle plumes can partly melt when they reach shallow depths, they are thought to be the cause of volcanic centers known as hotspots and probably also to have caused flood basalts.

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07-10-2020

A hotspot is an area on earth over a mantle plume or an area under the rocky outer layer of Earth, called the crust, where magma is hotter than surrounding magma

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