Norfolk Ridge

E192628

geologic feature submerged continental fragment undersea ridge

Norfolk Ridge is a long, submerged continental fragment in the southwest Pacific Ocean that extends from New Caledonia toward New Zealand and forms part of the complex geology of the Zealandia microcontinent.

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All labels observed (2)

Label	Occurrences
Norfolk Ridge canonical	6
Skiff Bank	1

Statements (41)

Predicate	Object
instanceOf	geologic feature ⓘ submerged continental fragment ⓘ undersea ridge ⓘ
associatedWith	New Caledonia ⓘ North Island ⓘ surface form: North Island of New Zealand
boundedBy	normal faults ⓘ
crustType	thinned continental crust ⓘ
extendsFrom	New Caledonia ⓘ
extendsToward	New Zealand ⓘ
formedDuring	Mesozoic era ⓘ
formsPartOf	Zealandia microcontinent ⓘ surface form: Zealandia plateau system
geologicalComposition	igneous rocks ⓘ metamorphic rocks ⓘ sedimentary cover ⓘ
geologicalNature	continental crust ⓘ
geologicalSetting	passive continental margin fragment ⓘ
hasHighestPoints	New Caledonia ⓘ surface form: New Caledonia archipelago Norfolk Island ⓘ surface form: Norfolk Island region
influences	bathymetry of southwest Pacific Ocean ⓘ
isKeyTo	reconstruction of Gondwana breakup ⓘ understanding of Zealandia extent ⓘ
lengthApprox	over 2000 kilometers ⓘ
liesEastOf	New Caledonia Basin ⓘ
liesWestOf	Loyalty Ridge ⓘ
locatedIn	southwest Pacific Ocean ⓘ surface form: Southwest Pacific Ocean
near	plate boundary between Australian Plate and Pacific Plate ⓘ
orientation	northwest–southeast ⓘ
partOf	Zealandia microcontinent ⓘ surface form: Zealandia Zealandia microcontinent ⓘ
relatedTo	Cretaceous rifting ⓘ Tasman Sea ⓘ surface form: Tasman Sea opening
riftedFrom	eastern margin of Gondwana ⓘ
separates	Loyalty Basin ⓘ New Caledonia Basin ⓘ Norfolk Basin ⓘ Fiji Basin ⓘ surface form: South Fiji Basin
studiedIn	deep-sea drilling programs ⓘ marine geophysical surveys ⓘ
submerged	true ⓘ
subparallelTo	Loyalty Ridge ⓘ
tectonicPlate	Australian Plate ⓘ

Referenced by (7)

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

southwest Pacific Ocean → contains → Norfolk Ridge ⓘ

Tasman Basin → boundedBy → Norfolk Ridge ⓘ

Lord Howe Rise → separatedFrom → Norfolk Ridge ⓘ

Lord Howe Rise → adjacentTo → Norfolk Ridge ⓘ

New Caledonia Basin → adjacentTo → Norfolk Ridge ⓘ

Kerguelen Plateau → hasPart → Norfolk Ridge ⓘ

this entity surface form: Skiff Bank

Zealandia microcontinent → containsRegion → Norfolk Ridge ⓘ

subject surface form: Zealandia