Wednesday, January 4, 2012

Hotspot Volcano Charecteristics


Hotspot Volcano







Characteristics
Description
Formation
A magma plume rises from the core and is forced up into the lithosphere, the magma then rises to the crust and forms a volcano, but since the crust is moving away, the plume is cut off and the volcano becomes extinct, this process is repeated as the magma plume rises and is cut off by the moving crust
Plate Boundary
Either conservative or destructive

Features
-Produces mainly lava
-Very viscous lava
- A shield like volcano
-Magma is basaltic 
-Very little pyroclastic material is erupted 
Nature of eruption
Gentle oozing
Named Example
Mauna Loa, Hawaii

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