Hettange-Grande Formation
E333441
The Hettange-Grande Formation is an Early Jurassic (Hettangian) sedimentary rock unit in northeastern France that serves as the global stratotype (type section) for the base of the Jurassic System.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hettange-Grande Formation canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3164911 — 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: Hettange-Grande Formation Context triple: [Hettange-Grande, hasGeologicalSignificance, Hettange-Grande Formation]
-
A.
Areyonga Formation
The Areyonga Formation is a geological rock unit within central Australia's Amadeus Basin, known for its sedimentary sequences that record Proterozoic environmental and tectonic history.
-
B.
Tendaguru Formation
The Tendaguru Formation is a renowned fossil-rich sedimentary deposit in Tanzania that has yielded some of the most important Late Jurassic dinosaur and marine reptile remains in Africa.
-
C.
Solnhofen Limestone
Solnhofen Limestone is a famous Late Jurassic lithographic limestone formation in Bavaria, Germany, renowned for its exceptionally well-preserved fossils, including the iconic Archaeopteryx.
-
D.
Bouzy
Bouzy is a renowned Grand Cru wine-producing village in France’s Champagne region, celebrated for its high-quality Pinot Noir grapes and distinctive sparkling wines.
-
E.
Villebrunea
Villebrunea is a small genus of flowering plants in the hemp family Cannabaceae, native to parts of Asia and known for its woody, shrub-like species.
- 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: Hettange-Grande Formation Target entity description: The Hettange-Grande Formation is an Early Jurassic (Hettangian) sedimentary rock unit in northeastern France that serves as the global stratotype (type section) for the base of the Jurassic System.
-
A.
Areyonga Formation
The Areyonga Formation is a geological rock unit within central Australia's Amadeus Basin, known for its sedimentary sequences that record Proterozoic environmental and tectonic history.
-
B.
Tendaguru Formation
The Tendaguru Formation is a renowned fossil-rich sedimentary deposit in Tanzania that has yielded some of the most important Late Jurassic dinosaur and marine reptile remains in Africa.
-
C.
Solnhofen Limestone
Solnhofen Limestone is a famous Late Jurassic lithographic limestone formation in Bavaria, Germany, renowned for its exceptionally well-preserved fossils, including the iconic Archaeopteryx.
-
D.
Bouzy
Bouzy is a renowned Grand Cru wine-producing village in France’s Champagne region, celebrated for its high-quality Pinot Noir grapes and distinctive sparkling wines.
-
E.
Villebrunea
Villebrunea is a small genus of flowering plants in the hemp family Cannabaceae, native to parts of Asia and known for its woody, shrub-like species.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
geologic formation
ⓘ
sedimentary rock unit ⓘ |
| chronostratigraphicUnit |
Hettangian stage
ⓘ
surface form:
Hettangian Stage
|
| continent | Europe ⓘ |
| country | France ⓘ |
| geologicAge |
Early Jurassic
ⓘ
Hettangian ⓘ |
| globalStratotypeSectionAndPointFor |
base of the Hettangian Stage
ⓘ
base of the Jurassic System ⓘ |
| hasSignificance |
defines the base of the Hettangian Stage
ⓘ
defines the base of the Jurassic System ⓘ |
| lithology | sedimentary rock ⓘ |
| locatedIn | northeastern France ⓘ |
| namedAfter | Hettange-Grande ⓘ |
| overlies | Triassic strata ⓘ |
| partOf |
Jurassic Period
ⓘ
surface form:
Jurassic System
|
| region | Lorraine ⓘ |
| stage | Hettangian ⓘ |
| stratigraphicRank | formation ⓘ |
| stratotypeFor | base of the Jurassic System ⓘ |
| system | Jurassic ⓘ |
| timeSpanStart | approximately 201.3 million years ago ⓘ |
| typeLocality | Hettange-Grande, France ⓘ |
| underlies | Sinemurian strata ⓘ |
| usedFor | global correlation of the base of the Jurassic ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Hettange-Grande Formation Description of subject: The Hettange-Grande Formation is an Early Jurassic (Hettangian) sedimentary rock unit in northeastern France that serves as the global stratotype (type section) for the base of the Jurassic System.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.