Narrabeen Sandstone
E1090051
UNEXPLORED
Narrabeen Sandstone is a Triassic-age sedimentary rock unit in the Sydney Basin of eastern Australia, notable for its extensive cliff-forming outcrops and importance in regional geology and hydrogeology.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Illawarra escarpment sandstone | 1 |
| Narrabeen Sandstone canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T14211173 — 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: Narrabeen Sandstone Context triple: [Narrabeen Group, contains, Narrabeen Sandstone]
-
A.
Hawkesbury Sandstone
Hawkesbury Sandstone is a prominent Triassic sedimentary rock formation in the Sydney region of Australia, known for its thick, cliff-forming sandstone beds that shape much of the local landscape and geology.
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B.
Hermannsburg Sandstone
Hermannsburg Sandstone is a geological rock formation within Australia’s Amadeus Basin, notable for its extensive sandstone deposits that record ancient sedimentary environments.
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C.
Mereenie Sandstone
Mereenie Sandstone is a significant geological formation in central Australia known for its hydrocarbon-bearing reservoirs and extensive outcrops within the Amadeus Basin.
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D.
Nugget Sandstone
Nugget Sandstone is a prominent Jurassic-age sandstone unit of the western United States, best known for its extensive eolian (wind-deposited) dune deposits and its role as a significant reservoir rock in regional geology.
-
E.
Table Mountain Sandstone
Table Mountain Sandstone is a hard, quartz-rich sedimentary rock formation of great geological and scenic significance in the Western Cape of South Africa, forming dramatic cliffs and rugged mountain landscapes.
- 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: Narrabeen Sandstone Target entity description: Narrabeen Sandstone is a Triassic-age sedimentary rock unit in the Sydney Basin of eastern Australia, notable for its extensive cliff-forming outcrops and importance in regional geology and hydrogeology.
-
A.
Hawkesbury Sandstone
Hawkesbury Sandstone is a prominent Triassic sedimentary rock formation in the Sydney region of Australia, known for its thick, cliff-forming sandstone beds that shape much of the local landscape and geology.
-
B.
Hermannsburg Sandstone
Hermannsburg Sandstone is a geological rock formation within Australia’s Amadeus Basin, notable for its extensive sandstone deposits that record ancient sedimentary environments.
-
C.
Mereenie Sandstone
Mereenie Sandstone is a significant geological formation in central Australia known for its hydrocarbon-bearing reservoirs and extensive outcrops within the Amadeus Basin.
-
D.
Nugget Sandstone
Nugget Sandstone is a prominent Jurassic-age sandstone unit of the western United States, best known for its extensive eolian (wind-deposited) dune deposits and its role as a significant reservoir rock in regional geology.
-
E.
Table Mountain Sandstone
Table Mountain Sandstone is a hard, quartz-rich sedimentary rock formation of great geological and scenic significance in the Western Cape of South Africa, forming dramatic cliffs and rugged mountain landscapes.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Narrabeen Sandstone