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Explosive Eruptions

Felsic magmas erupt explosively and cause widespread damage, including many fatalities.

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Explosive Eruptions
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Vocabulary

explosive eruption

explosive eruption

A potentially devastating eruption of rock, lava, ash, and gas exploding from a volcano.
lahar

lahar

A volcanic mudflow containing ash, rock, and water from melting snow or rainfall that races down river valleys during an eruption.
pyroclastic flow

pyroclastic flow

Hot ash, gas, and rock that race down a volcano’s slopes during an eruption.
tephra

tephra

Fragments of material produced in a volcanic eruption.

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