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Volcano
A vent or opening in a planet's surface that lets out pressurized molten rocks or magma, and gases from the inner core. Volcanoes come in various shapes and structure, but the most common ones are mountain-like structures with a crater at the summit.
Industry: Natural environment
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Volcano
Obsidian
Natural environment; Volcano
A black or dark-colored volcanic glass, usually composed of rhyolite.
Myth
Natural environment; Volcano
A fictional storey to explain the origin of some person, place, or thing.
Seismograph
Natural environment; Volcano
An instrument that records seismic waves; that is, vibrations of the earth.
Strombolian eruption
Natural environment; Volcano
A type of volcanic eruption characterised by jetting of clots or fountains of fluid basaltic lava from a central crater.
Tremor
Natural environment; Volcano
Low amplitude, continuous earthquake activity often associated with magma movement.
Subduction zone
Natural environment; Volcano
The zone of convergence of two tectonic plates, one of which usually overrides the other.
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