Zealandia microcontinent

E402093

Zealandia microcontinent is a largely submerged continental fragment in the southwest Pacific Ocean that includes New Zealand and New Caledonia as its most prominent emergent parts.

All labels observed (4)

Label Occurrences
Zealandia 7
Zealandia microcontinent canonical 2
New Zealand continental margin 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf microcontinent
submerged continent
area "~4.9 million square kilometers"
areaRank "about two-thirds the area of Australia"
borderedBy Australian Plate
Pacific Plate
breakupApproxAge "~80–100 million years ago"
containsCountry New Zealand
part of Australia’s Lord Howe Island Group (on Lord Howe Rise)
containsRegion Campbell Plateau
Chatham Rise
Lord Howe Rise
Norfolk Ridge
containsTerritory New Caledonia
continentCrustType continental crust
continentType continental fragment
emergentLandProportion small fraction of total area
geologicalComposition granitic rocks
metamorphic rocks
sedimentary rocks
hasEconomicInterest mineral resources
potential hydrocarbon resources
hasEmergentPart New Caledonia
New Zealand
hasFeature continental shelves
ridges
submerged plateaus
highestPoint Aoraki / Mount Cook
highestPointElevation "3,724 meters"
locatedIn southwest Pacific Ocean
surface form: Southwest Pacific Ocean
majorBreakupEvent Cretaceous period
namedAfter Zealand
surface form: Zealand (New Zealand)
nameLanguage English
oceanCoverage mostly covered by Pacific Ocean
partiallyIncludes New Caledonia
New Zealand
recognitionDebate status as a distinct continent is debated
recognizedAsContinentBy some geologists
riftedFrom Antarctica
Australia
scientificInterest continental breakup
paleogeography
plate tectonics
separatedFrom Gondwana
submergedPercentage "~94%"
tectonicSetting boundary region of Australian and Pacific plates
thicknessComparedToOceans thicker than typical oceanic crust

How these facts were elicited

Referenced by (11)

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

Tasman Basin separates Zealandia microcontinent
Lord Howe Rise partOf Zealandia microcontinent
this entity surface form: Zealandia
Challenger Plateau partOf Zealandia microcontinent
this entity surface form: Zealandia
Challenger Plateau continent Zealandia microcontinent
this entity surface form: Zealandia
Challenger Plateau isComponentOf Zealandia microcontinent
this entity surface form: New Zealand continental margin
Norfolk Ridge partOf Zealandia microcontinent
this entity surface form: Zealandia
Norfolk Ridge partOf Zealandia microcontinent
Norfolk Ridge formsPartOf Zealandia microcontinent
this entity surface form: Zealandia plateau system
Campbell Plateau partOf Zealandia microcontinent
this entity surface form: Zealandia
Campbell Plateau continent Zealandia microcontinent
this entity surface form: Zealandia
Chatham Rise seafloorFeatureOf Zealandia microcontinent
this entity surface form: Zealandia