West African Craton
E219034
The West African Craton is an ancient, stable block of continental crust in West Africa that forms a core part of the Precambrian geology of the African continent.
All labels observed (4)
| Label | Occurrences |
|---|---|
| West African Craton canonical | 3 |
| West African craton | 2 |
| West Africa craton | 1 |
| West African craton basement | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1966394 — 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.
Target entity: West African Craton Context triple: [Columbia, containsCraton, West African Craton]
-
A.
Kaapvaal Craton
The Kaapvaal Craton is one of Earth’s oldest and most stable pieces of continental crust, located in southern Africa and renowned for hosting some of the world’s richest gold deposits.
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B.
Guiana Shield
The Guiana Shield is a geologically ancient, mineral-rich craton in northern South America, characterized by extensive tropical rainforests, unique biodiversity, and dramatic table-top mountains.
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C.
Avalonia microcontinent
Avalonia microcontinent was a small ancient landmass that rifted from Gondwana and later collided with Laurentia and Baltica, contributing to the formation of parts of modern North America and Western Europe.
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D.
African Plate
The African Plate is a major tectonic plate that underlies the continent of Africa and adjacent oceanic crust, playing a key role in continental drift, seismic activity, and the formation of geological features such as rift valleys and mountain ranges.
-
E.
Fennoscandian Shield
The Fennoscandian Shield is a vast, ancient Precambrian geological region in northern Europe, encompassing much of Scandinavia and parts of northwest Russia, known for its exposed crystalline bedrock and glacially sculpted landscapes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: West African Craton Target entity description: The West African Craton is an ancient, stable block of continental crust in West Africa that forms a core part of the Precambrian geology of the African continent.
-
A.
Kaapvaal Craton
The Kaapvaal Craton is one of Earth’s oldest and most stable pieces of continental crust, located in southern Africa and renowned for hosting some of the world’s richest gold deposits.
-
B.
Guiana Shield
The Guiana Shield is a geologically ancient, mineral-rich craton in northern South America, characterized by extensive tropical rainforests, unique biodiversity, and dramatic table-top mountains.
-
C.
Avalonia microcontinent
Avalonia microcontinent was a small ancient landmass that rifted from Gondwana and later collided with Laurentia and Baltica, contributing to the formation of parts of modern North America and Western Europe.
-
D.
African Plate
The African Plate is a major tectonic plate that underlies the continent of Africa and adjacent oceanic crust, playing a key role in continental drift, seismic activity, and the formation of geological features such as rift valleys and mountain ranges.
-
E.
Fennoscandian Shield
The Fennoscandian Shield is a vast, ancient Precambrian geological region in northern Europe, encompassing much of Scandinavia and parts of northwest Russia, known for its exposed crystalline bedrock and glacially sculpted landscapes.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Precambrian shield
ⓘ
craton ⓘ geological province ⓘ |
| boundedBy |
Mauritanide Belt
ⓘ
Pan-African belts ⓘ Rockelide Belt ⓘ Trans-Saharan belt ⓘ
surface form:
Trans-Saharan Belt
|
| characteristic |
ancient continental crust
ⓘ
forms core of West African geology ⓘ tectonically stable ⓘ |
| continent | Africa ⓘ |
| crustalThickness | relatively thick continental crust ⓘ |
| economicImportance |
bauxite deposits
ⓘ
diamond deposits ⓘ gold deposits ⓘ iron ore deposits ⓘ manganese deposits ⓘ |
| experiencedEvent | Paleoproterozoic orogeny ⓘ |
| extendsUnder |
Benin
ⓘ
Burkina Faso ⓘ Côte d'Ivoire ⓘ
surface form:
Côte d’Ivoire
Ghana ⓘ Guinea ⓘ Liberia ⓘ Mali ⓘ Mauritania ⓘ Nigeria ⓘ Senegal ⓘ Sierra Leone ⓘ Togo ⓘ |
| formedDuring | Archean crustal growth ⓘ |
| geologicalAge |
Archean
ⓘ
Paleoproterozoic ⓘ Precambrian Supereon ⓘ
surface form:
Precambrian
|
| hasSubunit |
Birimian terranes
ⓘ
Leo-Man Shield ⓘ Reguibat Shield ⓘ |
| lithology |
granitoid rocks
ⓘ
greenstone belts ⓘ metasedimentary rocks ⓘ |
| locatedIn | West Africa ⓘ |
| notableRegion | Birimian gold belt ⓘ |
| partOf |
African Plate
ⓘ
Africa ⓘ
surface form:
African continent
|
| researchField |
Precambrian geology
ⓘ
economic geology ⓘ |
| roleInSupercontinent |
part of Gondwana assembly
ⓘ
part of West Gondwana ⓘ |
| tectonicSetting | stable continental interior ⓘ |
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.
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.
Subject: West African Craton Description of subject: The West African Craton is an ancient, stable block of continental crust in West Africa that forms a core part of the Precambrian geology of the African continent.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.