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单词 Submarine eruption
释义

Submarine eruption

英语百科

Submarine eruption


Scheme of a submarine eruption.

1 Water vapor cloud

2 Water

3 Stratum

4 Lava flow

5 Magma conduit

6 Magma chamber

7 Dike

8 Pillow lava

Submarine eruptions are those volcano eruptions which take place beneath the surface of water. These occur at constructive margins, subduction zones and within tectonic plates due to hotspots. This eruption style is far more prevalent than subaerial activity. For example, it is believed that 70 to 80% of the Earth’s magma output takes place at mid-ocean ridges.

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