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volcano

thumb|upright=1.35|Augustine Volcano (Alaska) during its eruptive phase on January 24, 2006

OverviewAI-generated

A volcano is a subclass of mountain. It is named after Vulcano. The subject has parts including volcanic rock. It is made from material such as volcanic rock, magma, lava, and lava flow. Products or materials produced by volcanoes include carbon dioxide, igneous rock, and carbon dioxide in the atmosphere of Earth.

Volcanoes are studied by geology, volcanology, igneous petrology, and geophysics. They are distinct from mud volcanoes and Berkane. The Unicode character for a volcano is 🌋. OpenStreetMap tags volcanoes with natural=volcano. The topic is maintained by WikiProject Mountains, WikiProject Geology, and WikiProject Anthropology. It is referenced by 5,130 other encyclopedia articles.

Synthesized by Vinony from 28 facts across 3 sources: Wikidata, Firecrawl, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.

Described at

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Wikidata facts

Has part: volcanic rock
Named after: Vulcano
Material used: tephra
Image: Erupción en el volcán Sabancaya, Perú.jpg

Show 16 more facts

Unicode character: 🌋
equivalent class: schema.org/Volcano
OpenStreetMap tag: natural=volcano
Commons category: Volcanoes
Commons gallery: Volcano
topic's main Wikimedia portal: Portal:Volcanoes
topic's main category: Category:Volcanoes
topic has template: Template:Volcanoes
on focus list of Wikimedia project: Wikipedia:Vital articles/Level/4
category for eponymous categories: Category:Wikipedia categories named after volcanoes
studied by: geodynamics
different from: Berkane
product or material produced: carbon dioxide in the atmosphere of Earth
described at URL: neal.fun/earth-reviews/volcanoes
exact match: purl.obolibrary.org/obo/ENVO_00000247
maintained by WikiProject: WikiProject Anthropology

Sources (8)

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~53 min read

Encyclopedic overview

43 sections

Contents

Etymology and terminology
Plate tectonics
Divergent plate boundaries
Convergent plate boundaries
Hotspots
Continental rifting
Volcanic features
Fissure vents
Shield volcanoes
Lava domes
Cryptodomes
Cinder cones
Stratovolcanoes (composite volcanoes)
Supervolcanoes
Caldera volcanoes
Submarine volcanoes
Subglacial volcanoes
Hydrothermal features
Mud volcanoes
Fumarole
Geysers
Erupted material
Volcanic gases
Lava flows
Tephra
Dissection
Volcanic eruptions
Erupting
Active
Dormant and reactivated{{anchor|Dormant}}
Extinct
Volcanic-alert level
Decade volcanoes
Volcanoes and humans
Hazards
Benefits
Safety considerations
Volcanoes on other celestial bodies
History of volcano understanding
See also
References
Further reading
External links

thumb|upright=1.35|Augustine Volcano (Alaska) during its eruptive phase on January 24, 2006

A volcano is a vent or fissure in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.

Excerpted from Wikipedia’s “volcano” article, available under the CC BY-SA 4.0 licence.