Meaning of plume head | Babel Free

Definitions

The broad, flattened top of a mantle plume, the eruption of which is thought to create a large igneous province.

Examples

“When the plumehead reaches the underside of the overlying lithospheric shell of the Earth, it spreads laterally and thereby causes fractures to form⟳ which may propagate upward into the continental or oceanic crust.”

“Hotspots indicated by basaltic volcanism mark⟳ the position of the plume head below the Earth's surface, where magma has been generated by the partial melting of rising mantle material.”

“The surface elevations surrounding a hot spot have⟳ been explained by the presence of a plume head below the lithosphere.”

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