An illustration showing how a mantle plume can be emitted from the core-mantle boundary of the Earth to reach the Earth's crust. Due to the movement of tectonic plates at the Earth's surface, the ... more 
An illustration showing how a mantle plume can be emitted from the core-mantle boundary of the Earth to reach the Earth's crust. Due to the movement of tectonic plates at the Earth's surface, the mantle plumes can create a series of aligned hot less 
1 / 5
LiveScience.com | Photo By ESRF/Denis Andrault/Henri Samuel
Wed, May 1, 2013 12:40 PM EDT