John Seach, Volcano Live

 Volcanic Vent - John Seach

A volcanic vent is an opening in a volcanic structure through which lava or gases are emitted.
The pipe is cylinderical with a diameter of 50 m to 1 km.
Pipes or conduits sometimes flare towards the surface.

Volcanic vents are also called:
Volcanic chimney, Volcanic orifice, Volcanic channel, Channel of ascent,
Conduit, Pipe, Diatreme, Feeding vent, Eruption channel.

Volcanic Vent
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