Siberian Traps large igneous province volcanism

E267700

continental flood basalt event flood basalt volcanism large igneous province volcanism

Siberian Traps large igneous province volcanism refers to the immense, long-lasting volcanic eruptions in what is now Siberia that released vast amounts of lava and climate-altering gases, profoundly impacting Earth’s environment and biosphere.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (6)

Label	Occurrences
Siberian Traps large igneous province	3
Siberian Arctic volcanic provinces	1
Siberian Traps	1
Siberian Traps (on its western margin)	1
Siberian Traps flood basalts	1
Siberian Traps large igneous province volcanism canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T2447275 — 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: Siberian Traps large igneous province volcanism
Context triple: [Permian–Triassic mass extinction, primarySuspectedCause, Siberian Traps large igneous province volcanism]

A. Deccan Traps volcanism
Deccan Traps volcanism refers to one of Earth’s largest known volcanic flood basalt events in western India, linked to mass extinction and major climatic changes near the end of the Cretaceous period.
B. Ethiopian Traps volcanism
Ethiopian Traps volcanism refers to a massive flood basalt event in northeastern Africa that produced extensive lava flows and played a key role in shaping the region’s topography and geology.
C. Cocos Plate large igneous province
The Cocos Plate large igneous province is an extensive oceanic volcanic region on the Cocos Plate, formed by massive basaltic eruptions associated with hotspot activity in the eastern Pacific.
D. Lomagundi–Jatuli carbon isotope excursion
The Lomagundi–Jatuli carbon isotope excursion was a major global perturbation in the carbon cycle during the Paleoproterozoic, marked by unusually high carbon isotope ratios that suggest prolonged burial of organic carbon and significant changes in Earth’s atmosphere and oceans.
E. Tao-Rusyr Caldera
Tao-Rusyr Caldera is a large volcanic caldera and prominent geological feature located on Onekotan Island in Russia’s Kuril Island chain.
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: Siberian Traps large igneous province volcanism
Target entity description: Siberian Traps large igneous province volcanism refers to the immense, long-lasting volcanic eruptions in what is now Siberia that released vast amounts of lava and climate-altering gases, profoundly impacting Earth’s environment and biosphere.

A. Deccan Traps volcanism
Deccan Traps volcanism refers to one of Earth’s largest known volcanic flood basalt events in western India, linked to mass extinction and major climatic changes near the end of the Cretaceous period.
B. Ethiopian Traps volcanism
Ethiopian Traps volcanism refers to a massive flood basalt event in northeastern Africa that produced extensive lava flows and played a key role in shaping the region’s topography and geology.
C. Cocos Plate large igneous province
The Cocos Plate large igneous province is an extensive oceanic volcanic region on the Cocos Plate, formed by massive basaltic eruptions associated with hotspot activity in the eastern Pacific.
D. Lomagundi–Jatuli carbon isotope excursion
The Lomagundi–Jatuli carbon isotope excursion was a major global perturbation in the carbon cycle during the Paleoproterozoic, marked by unusually high carbon isotope ratios that suggest prolonged burial of organic carbon and significant changes in Earth’s atmosphere and oceans.
E. Tao-Rusyr Caldera
Tao-Rusyr Caldera is a large volcanic caldera and prominent geological feature located on Onekotan Island in Russia’s Kuril Island chain.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	continental flood basalt event ⓘ flood basalt volcanism ⓘ large igneous province volcanism ⓘ
associatedWith	biosphere crisis ⓘ collapse of terrestrial ecosystems ⓘ marine biodiversity loss ⓘ massive environmental perturbation ⓘ
beganApproximately	252 million years ago ⓘ
causes	acid rain ⓘ global warming ⓘ ocean acidification ⓘ ocean anoxia ⓘ stratospheric ozone depletion ⓘ
coversArea	several million square kilometers (original extent) ⓘ
emits	aerosols ⓘ carbon dioxide ⓘ halogen gases ⓘ methane ⓘ sulfur dioxide ⓘ
emplacedVolumeOfMagma	millions of cubic kilometers ⓘ
hasDuration	hundreds of thousands of years or more ⓘ
hasEruptiveStyle	extensive lava flows ⓘ fissure eruptions ⓘ lava fountaining ⓘ
hasTemporalExtent	Early Triassic ⓘ Late Permian ⓘ
intrudes	Siberian sedimentary basins ⓘ evaporite-bearing sequences ⓘ organic-rich sediments ⓘ
isContemporaneousWith	Permian–Triassic mass extinction ⓘ
isKeyExampleOf	climate-forcing large igneous province ⓘ volcanism linked to mass extinction ⓘ
isMajorCandidateCauseOf	Permian–Triassic mass extinction ⓘ
isStudiedInDiscipline	geochemistry ⓘ paleoclimatology ⓘ stratigraphy ⓘ volcanology ⓘ
locatedIn	Russia ⓘ Siberia ⓘ
locatedOn	Earth ⓘ
partOf	Siberian Traps ⓘ linked to: Siberian Traps large igneous province volcanism
producedRockType	basalt ⓘ dolerite ⓘ gabbro ⓘ traps (step-like basalt plateaus) ⓘ
triggers	additional carbon dioxide release from sediments ⓘ contact metamorphism of sediments ⓘ thermogenic methane release ⓘ

How these facts were elicited

Referenced by (8)

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

Permian–Triassic mass extinction → primarySuspectedCause → Siberian Traps large igneous province volcanism ⓘ

Siberian Craton → containsLargeIgneousProvince → Siberian Traps (on its western margin) ⓘ