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SlideshowReport

Anatomy of a Volcano

Description
Conduit, or pipe, carries gas-rich magma to the surface
Vent, the surface opening (connected to the magma chamber via a pipe)
Crater
Steep-walled depression at the summit
Caldera (a summit depression greater than 1 km diameter)

Parasitic cones – may develop from fissures on volcano’s flanks
Fumaroles – secondary vents that emit only gases
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