Volcanology
18 entries in the Volcanology compendium.
FumaroleVolcanic vents that emit steam and gases, occasionally with small amounts of liquid or finHot springGeothermally heated springs with varied chemistry and human use.Lava domeMound-shaped volcanic protrusions from slow extrusion of viscous lava.Lava fieldLarge, flat areas of basalt lava flows.MaarA volcanic crater formed by groundwater-magma explosions, often becoming a lake.Magma chamberLarge pool of liquid rock beneath Earth's surface.Pyroclastic flowFast-moving current of hot gas and volcanic matter.Shield volcanoBroad, gently sloping volcanoes built by fluid lava flows.StratovolcanoSteep, explosive volcanoes built from alternating lava and tephra layersSubmarine volcanoUnderwater vents where magma erupts, shaping seafloor and ecosystems.SupervolcanoA volcano with a VEI-8 eruption exceeding 1,000 cubic kilometers.Volcanic arcBelt of volcanoes formed above a subducting oceanic tectonic plate.Volcanic coneVolcanic cones are simple landforms built by ejected material around a vent.Volcanic islandVolcanic islands are high islands of volcanic origin.Volcanic plugA volcanic plug is magma hardened in a volcano's vent.VolcanismEruption of molten material from a planet or moon's interior.VolcanologyStudy of volcanoes, lava, magma, and related phenomena.SubductionSubduction recycles lithosphere into the mantle, driving plate tectonics.
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