Samoan Islands volcanic chain
E496645
The Samoan Islands volcanic chain is a series of volcanic islands and seamounts in the South Pacific Ocean formed by hotspot-related volcanic activity along the Pacific Plate.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Samoan Islands volcanic chain canonical | 2 |
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
intraplate volcanic chain
ⓘ
volcanic island chain ⓘ |
| ageProgressionPattern | generally younger toward the east ⓘ |
| belongsToVolcanicProvince | Samoan volcanic province ⓘ |
| composedPrimarilyOf | basaltic lavas ⓘ |
| extendsFrom | western end near Savaiʻi ⓘ |
| extendsTo | eastern end near Vailuluʻu Seamount ⓘ |
| formedBy | hotspot volcanism ⓘ |
| geologicalProcess | intraplate hotspot-related volcanism ⓘ |
| hasActiveVolcano | Vailuluʻu Seamount NERFINISHED ⓘ |
| hasCulturalRegion | Samoa NERFINISHED ⓘ |
| hasGeomorphology | shield volcanoes and eroded volcanic islands ⓘ |
| hasHazardType |
seismic activity related to volcanism
ⓘ
volcanic eruptions ⓘ |
| hasPart |
American Samoa
NERFINISHED
ⓘ
Ofu-Olosega NERFINISHED ⓘ Samoa Islands NERFINISHED ⓘ Savaiʻi NERFINISHED ⓘ Taʻū NERFINISHED ⓘ Tutuila NERFINISHED ⓘ Upolu NERFINISHED ⓘ Vailuluʻu Seamount NERFINISHED ⓘ submarine seamounts ⓘ |
| hasRecentEruptionsOn |
Savaiʻi
NERFINISHED
ⓘ
Taʻū NERFINISHED ⓘ Vailuluʻu Seamount NERFINISHED ⓘ |
| hasResearchInterestIn |
hotspot–subduction interaction
ⓘ
intraplate volcanism geochemistry ⓘ mantle plume dynamics ⓘ |
| hasTectonicSetting | intraplate setting near convergent margin ⓘ |
| hasYoungestVolcanismAt | Vailuluʻu Seamount NERFINISHED ⓘ |
| hotspotName | Samoa hotspot ⓘ |
| isPartOf |
Polynesia
NERFINISHED
ⓘ
Samoa hotspot track NERFINISHED ⓘ |
| locatedIn | South Pacific Ocean NERFINISHED ⓘ |
| locatedOnTectonicPlate | Pacific Plate NERFINISHED ⓘ |
| near |
Tonga Trench
NERFINISHED
ⓘ
northern end of Tonga subduction zone ⓘ |
| oceanBasin | Pacific Ocean NERFINISHED ⓘ |
| orientedAlong | roughly east–west trend ⓘ |
| overlies | Pacific oceanic crust ⓘ |
| plateMotionDirectionRelativeToHotspot | westward ⓘ |
| volcanismType |
alkaline basalt volcanism
ⓘ
shield volcanism ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.