Vulcanian

E329604

Vulcanian is a type of volcanic eruption characterized by short, violent, explosive outbursts that eject ash, gas, and volcanic bombs.

All labels observed (1)

Label Occurrences
Vulcanian canonical 1

How this entity was disambiguated

Statements (51)

Predicate Object
instanceOf volcanic eruption type
alsoKnownAs Vulcanian activity
associatedWith conduit blockage
high gas content
high magma viscosity
lava dome growth
stratovolcanoes
viscous magma
characterizedBy short explosive outbursts
violent explosions
ejects blocks
lapilli
volcanic ash
volcanic bombs
volcanic gas
eruptionColumnHeight can exceed 10 km
typically 5–10 km
eruptionDuration seconds to minutes per explosion
eruptionFrequency can occur in series of blasts
often episodic
eruptionMechanism failure of solidified plug
overpressure from trapped gas
eruptionStyle discrete blasts
explosive
unsteady
hazard ash fall
ballistic projectiles
pyroclastic density currents
shock waves
lessExplosiveThan Plinian eruption
magmaComposition andesitic
dacitic
rhyolitic
moreExplosiveThan Strombolian eruption
namedAfter Vulcano Island
observedAt Sakurajima
surface form: Sakurajima volcano

Soufrière Hills
surface form: Soufrière Hills volcano

Vulcano Island
produces ash columns
block-and-ash flows
bomb sag structures in deposits
coarse pyroclastic deposits
dark eruption clouds
loud explosions
tephraDistribution proximal to volcano
regional ash fall
tephraGrainSize fine ash to blocks
typicalSound cannon-like reports
volcanicExplosivityIndexRange VEI 2
VEI 3
VEI 4

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Popocatépetl eruptiveStyle Vulcanian