Tyrrhenian Sea volcanic province

E585018

back-arc basin volcanic system volcanic province

The Tyrrhenian Sea volcanic province is a geologically active region in the Tyrrhenian Sea characterized by numerous submarine volcanoes and seamounts formed by back-arc basin extension and magmatism.

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All labels observed (6)

Label	Occurrences
Campanian volcanic arc	1
Mediterranean submarine volcanic province	1
Southern Tyrrhenian volcanic arc	1
Tyrrhenian Sea volcanic province canonical	1
Tyrrhenian Sea volcanic systems	1
Tyrrhenian margin	1

How this entity was disambiguated

This entity first appeared as the object of triple T6316428 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Tyrrhenian Sea volcanic province
Context triple: [Vavilov Seamount, geologicalProvince, Tyrrhenian Sea volcanic province]

A. Apennine volcanic arc
The Apennine volcanic arc is a chain of volcanoes and related geological features in Italy associated with the tectonic activity of the Apennine mountain range.
B. Calabrian Arc
The Calabrian Arc is a geologically active subduction-arc system in the central Mediterranean, where the Ionian Sea plate is being forced beneath the Calabrian region of southern Italy, producing intense seismicity and volcanism.
C. Phlegraean Fields volcanic system
The Phlegraean Fields volcanic system is a large, active caldera complex near Naples in southern Italy, known for its intense geothermal activity, frequent unrest, and significant volcanic hazards.
D. Vulsini volcanic complex
The Vulsini volcanic complex is an extinct volcanic area in central Italy characterized by large calderas and crater lakes formed by past explosive eruptions.
E. North Atlantic volcanic province
The North Atlantic volcanic province is a vast igneous region formed during the opening of the North Atlantic Ocean, characterized by extensive flood basalts, volcanic plateaus, and related magmatic features across Greenland, the British Isles, and surrounding continental margins.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Tyrrhenian Sea volcanic province
Target entity description: The Tyrrhenian Sea volcanic province is a geologically active region in the Tyrrhenian Sea characterized by numerous submarine volcanoes and seamounts formed by back-arc basin extension and magmatism.

A. Apennine volcanic arc
The Apennine volcanic arc is a chain of volcanoes and related geological features in Italy associated with the tectonic activity of the Apennine mountain range.
B. Calabrian Arc
The Calabrian Arc is a geologically active subduction-arc system in the central Mediterranean, where the Ionian Sea plate is being forced beneath the Calabrian region of southern Italy, producing intense seismicity and volcanism.
C. Phlegraean Fields volcanic system
The Phlegraean Fields volcanic system is a large, active caldera complex near Naples in southern Italy, known for its intense geothermal activity, frequent unrest, and significant volcanic hazards.
D. Vulsini volcanic complex
The Vulsini volcanic complex is an extinct volcanic area in central Italy characterized by large calderas and crater lakes formed by past explosive eruptions.
E. North Atlantic volcanic province
The North Atlantic volcanic province is a vast igneous region formed during the opening of the North Atlantic Ocean, characterized by extensive flood basalts, volcanic plateaus, and related magmatic features across Greenland, the British Isles, and surrounding continental margins.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	back-arc basin volcanic system ⓘ volcanic province ⓘ
ageRange	Neogene to Quaternary ⓘ
associatedWith	Tyrrhenian back-arc opening ⓘ linked to: Tyrrhenian back-arc basin system rollback of the subducting Ionian slab ⓘ
boundedBy	Corsica to the northwest ⓘ linked to: Corsica Italian Peninsula to the east ⓘ Sardinia to the west ⓘ Sicily to the south ⓘ
characterizedBy	active hydrothermal circulation ⓘ high heat flow ⓘ numerous submarine volcanoes ⓘ seamount chains ⓘ thin oceanic to transitional crust ⓘ
contains	Aeolian Islands volcanic arc ⓘ linked to: Aeolian Islands volcanic province Alfeo–Etna fault-related volcanic structures ⓘ Lipari volcanic complex ⓘ linked to: Aeolian Islands volcanic province Magnaghi Seamount ⓘ Marsili Seamount ⓘ Panarea volcanic complex ⓘ Stromboli volcano ⓘ linked to: Stromboli Vavilov Seamount ⓘ Vulcano island ⓘ linked to: Vulcano Island hydrothermal vent systems ⓘ submarine volcanic fields ⓘ
countryExclusiveEconomicZone	Italy ⓘ
geologicalSetting	back-arc basin ⓘ extensional tectonic regime ⓘ
hasHazard	seismic activity ⓘ submarine landslides ⓘ submarine volcanic eruptions ⓘ
locatedIn	Tyrrhenian Sea ⓘ central Mediterranean Sea ⓘ western Mediterranean region ⓘ
magmatismType	alkaline magmatism ⓘ calc-alkaline magmatism ⓘ shoshonitic magmatism ⓘ
partOf	Italian magmatic province ⓘ linked to: Roman Magmatic Province Mediterranean back-arc basin system ⓘ linked to: Mediterranean back-arc domain
peakActivity	Pliocene to Quaternary ⓘ
relatedTo	Apennine orogeny ⓘ Calabrian Arc subduction zone ⓘ linked to: Calabrian Arc subduction of the Ionian slab beneath the Calabrian Arc ⓘ
studiedBy	marine geology ⓘ marine geophysics ⓘ volcanology ⓘ
tectonicProcess	back-arc extension ⓘ subduction-related magmatism ⓘ

How these facts were elicited