Mauritanide Belt
E779350
The Mauritanide Belt is a major Paleozoic-age mountain belt in West Africa formed by the collision of continental plates along the western margin of the West African Craton.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mauritanide Belt canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9128973 — 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: Mauritanide Belt Context triple: [West African Craton, boundedBy, Mauritanide Belt]
-
A.
Saharan Metacraton
The Saharan Metacraton is a large, ancient crustal block in North-Central Africa that was tectonically reworked during Neoproterozoic events and now underlies much of the Sahara Desert.
-
B.
Arabian Shield
The Arabian Shield is an ancient Precambrian crystalline rock complex forming the geological core of western Arabia, characterized by rugged mountains and rich mineral resources.
-
C.
Afro-Arabian Rift System
The Afro-Arabian Rift System is a major tectonic rift complex separating Africa from the Arabian Peninsula, characterized by active faulting, volcanism, and the formation of features such as the Red Sea and surrounding gulfs.
-
D.
Kalahari Craton
The Kalahari Craton is an ancient, stable block of continental crust underlying much of southern Africa and forming a key component of Earth’s early Precambrian geology.
-
E.
Dakar Plateau
Dakar Plateau is the historic downtown district of Dakar, Senegal, known as the city’s commercial and administrative center.
- 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: Mauritanide Belt Target entity description: The Mauritanide Belt is a major Paleozoic-age mountain belt in West Africa formed by the collision of continental plates along the western margin of the West African Craton.
-
A.
Saharan Metacraton
The Saharan Metacraton is a large, ancient crustal block in North-Central Africa that was tectonically reworked during Neoproterozoic events and now underlies much of the Sahara Desert.
-
B.
Arabian Shield
The Arabian Shield is an ancient Precambrian crystalline rock complex forming the geological core of western Arabia, characterized by rugged mountains and rich mineral resources.
-
C.
Afro-Arabian Rift System
The Afro-Arabian Rift System is a major tectonic rift complex separating Africa from the Arabian Peninsula, characterized by active faulting, volcanism, and the formation of features such as the Red Sea and surrounding gulfs.
-
D.
Kalahari Craton
The Kalahari Craton is an ancient, stable block of continental crust underlying much of southern Africa and forming a key component of Earth’s early Precambrian geology.
-
E.
Dakar Plateau
Dakar Plateau is the historic downtown district of Dakar, Senegal, known as the city’s commercial and administrative center.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
geological region
ⓘ
orogenic belt ⓘ |
| adjacentTo | Sahara Desert NERFINISHED ⓘ |
| boundedBy | West African Craton to the east ⓘ |
| continent | Africa ⓘ |
| country |
Guinea
NERFINISHED
ⓘ
Guinea-Bissau NERFINISHED ⓘ Liberia ⓘ Mauritania NERFINISHED ⓘ Senegal NERFINISHED ⓘ Sierra Leone NERFINISHED ⓘ The Gambia NERFINISHED ⓘ |
| deformationStyle | fold-and-thrust belt ⓘ |
| economicGeology |
gold occurrences
ⓘ
mineralization in iron ore ⓘ |
| extendsAlong | Atlantic margin of West Africa ⓘ |
| formedBy | continental collision ⓘ |
| geodynamicContext | Gondwana margin orogen NERFINISHED ⓘ |
| geologicalAge | Paleozoic NERFINISHED ⓘ |
| lithology |
granitoid intrusions
ⓘ
metasedimentary rocks ⓘ metavolcanic rocks ⓘ |
| locatedIn | West Africa NERFINISHED ⓘ |
| locatedOn | western margin of the West African Craton ⓘ |
| metamorphicGrade | low- to medium-grade metamorphism ⓘ |
| namedAfter | Mauritania NERFINISHED ⓘ |
| orogeny | Mauritanide orogeny NERFINISHED ⓘ |
| parallelTo | present Atlantic coastline of West Africa ⓘ |
| relatedTo | opening of the Central Atlantic Ocean ⓘ |
| researchField |
economic geology
ⓘ
structural geology ⓘ tectonics ⓘ |
| separates | West African Craton from the Atlantic margin ⓘ |
| structuralTrend | north–south ⓘ |
| tectonicPhase | Variscan-related deformation ⓘ |
| tectonicSetting | convergent plate margin ⓘ |
| timeOfMainDeformation | Late Paleozoic ⓘ |
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: Mauritanide Belt Description of subject: The Mauritanide Belt is a major Paleozoic-age mountain belt in West Africa formed by the collision of continental plates along the western margin of the West African Craton.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.