Galápagos hotspot
E254387
The Galápagos hotspot is a volcanic mantle plume beneath the eastern Pacific Ocean responsible for creating the Galápagos Islands and associated seafloor features through long-term hotspot volcanism.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Galápagos hotspot canonical | 3 |
| Galápagos hotspot volcanic system | 1 |
| Galápagos mantle plume | 1 |
| Nazca Plate hotspot region | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
geological feature
ⓘ
mantle plume ⓘ volcanic hotspot ⓘ |
| ageProgressionPattern | volcanic islands become older away from the hotspot center ⓘ |
| associatedWith |
Carnegie Ridge
ⓘ
Cocos Ridge ⓘ Galápagos Islands ⓘ Galápagos Spreading Center ⓘ Galápagos plume-ridge interaction ⓘ Wolf–Darwin Lineament ⓘ |
| countryClosestTo | Ecuador ⓘ |
| creates |
oceanic islands
ⓘ
seamount chains ⓘ shield volcanoes ⓘ |
| discoveredBy | geophysical and geological studies in the 20th century ⓘ |
| geologicalProcess | hotspot volcanism ⓘ |
| hasEvidenceFrom |
bathymetric mapping of seafloor features
ⓘ
geochemical signatures of basalts ⓘ seismic tomography ⓘ |
| heatSource | upwelling mantle plume ⓘ |
| influences |
crustal thickness near the Galápagos Spreading Center
ⓘ
morphology of the Galápagos Archipelago ⓘ regional mantle flow beneath the eastern Pacific ⓘ |
| locatedIn | eastern Pacific Ocean ⓘ |
| locatedNear | Galápagos Islands ⓘ |
| locatedOn | Nazca Plate ⓘ |
| olderIslandsLocated | eastern Galápagos Islands ⓘ |
| plateInteraction |
Cocos Plate
ⓘ
Nazca Plate ⓘ Pacific Plate ⓘ |
| relatedConcept |
hotspot track
ⓘ
mantle plume theory ⓘ plate tectonics ⓘ |
| responsibleFor |
formation of Galápagos seamounts
ⓘ
formation of submarine plateaus near the Galápagos Islands ⓘ formation of the Galápagos Islands ⓘ |
| studiedFor |
evolution of hotspot tracks
ⓘ
mantle dynamics ⓘ ocean island basalt geochemistry ⓘ plume–ridge interaction ⓘ |
| supports | long-lived mantle plume hypothesis ⓘ |
| tectonicSetting |
Nazca Plate
ⓘ
surface form:
Nazca Plate–Cocos Plate region
near a mid-ocean ridge ⓘ |
| timeScale | active for millions of years ⓘ |
| volcanismType |
intraplate volcanism
ⓘ
oceanic hotspot volcanism ⓘ |
| youngerIslandsLocated | western Galápagos Islands ⓘ |
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Galápagos hotspot volcanic system
this entity surface form:
Galápagos mantle plume
this entity surface form:
Nazca Plate hotspot region