Escondida
E215835
Escondida is the world’s largest copper mine, located in Chile’s Atacama Desert.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Escondida canonical | 2 |
| Escondida pit | 2 |
| Escondida district | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1913370 — 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: Escondida Context triple: [Antofagasta Region, hasMajorMine, Escondida]
-
A.
Goldfield
Goldfield is a historic mining town in Nevada that rose to prominence during the early 20th-century gold rush.
-
B.
San José mine
San José mine is a historic silver and tin mine located near the city of Oruro in Bolivia, known for its long-standing role in the region’s mining industry.
-
C.
Chemehuevi
The Chemehuevi are a Native American people of the Southern Paiute branch traditionally inhabiting areas of the Mojave Desert and lower Colorado River region.
-
D.
Dahlonega
Dahlonega is a historic north Georgia town best known for its 19th-century gold rush and as the site of the first major U.S. gold rush.
-
E.
Coalinga
Coalinga is a small city in California’s San Joaquin Valley known historically for oil production and its proximity to the Diablo Range.
- 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: Escondida Target entity description: Escondida is the world’s largest copper mine, located in Chile’s Atacama Desert.
-
A.
Goldfield
Goldfield is a historic mining town in Nevada that rose to prominence during the early 20th-century gold rush.
-
B.
San José mine
San José mine is a historic silver and tin mine located near the city of Oruro in Bolivia, known for its long-standing role in the region’s mining industry.
-
C.
Chemehuevi
The Chemehuevi are a Native American people of the Southern Paiute branch traditionally inhabiting areas of the Mojave Desert and lower Colorado River region.
-
D.
Dahlonega
Dahlonega is a historic north Georgia town best known for its 19th-century gold rush and as the site of the first major U.S. gold rush.
-
E.
Coalinga
Coalinga is a small city in California’s San Joaquin Valley known historically for oil production and its proximity to the Diablo Range.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
copper mine
ⓘ
open-pit mine ⓘ |
| commodity |
cathode copper
ⓘ
copper concentrate ⓘ |
| country | Chile ⓘ |
| discoveryYear | 1981 ⓘ |
| elevation | approximately 3100 metres above sea level ⓘ |
| exportPort | Puerto Coloso ⓘ |
| hasEnvironmentalIssue |
dust emissions
ⓘ
water use concerns ⓘ |
| hasFacility |
concentrator plant
ⓘ
desalination plant ⓘ oxide leach pad ⓘ tailings storage facility ⓘ |
| hasInfrastructure |
access roads
ⓘ
camp facilities ⓘ power supply lines ⓘ |
| hasMiningMethod | truck and shovel ⓘ |
| hasPit |
Escondida Norte pit
ⓘ
linked to:
La Escondida copper mine
Escondida pit ⓘ
linked to:
Escondida
|
| hasWorkforceType |
contractors
ⓘ
permanent employees ⓘ |
| industry | mining industry ⓘ |
| isLargestBy | annual copper production ⓘ |
| locatedIn |
Antofagasta Region
ⓘ
Atacama Desert ⓘ Northern Chile ⓘ
linked to:
northern Chile
|
| locatedNear | Antofagasta ⓘ |
| locatedOn |
Chilean Andes
ⓘ
linked to:
Andes
|
| majorityOwner | BHP ⓘ |
| mineType | open-pit ⓘ |
| operator | BHP ⓘ |
| oreType | porphyry copper deposit ⓘ |
| owner |
BHP
ⓘ
JECO ⓘ JECO 2 ⓘ
linked to:
JECO
Rio Tinto ⓘ |
| primaryLanguageOfOperations | Spanish ⓘ |
| processingMethod |
concentrator
ⓘ
electrowinning ⓘ oxide leach ⓘ solvent extraction ⓘ |
| product |
copper
ⓘ
gold ⓘ silver ⓘ |
| startOfOperation | 1990 ⓘ |
| usesWaterSource | Pacific Ocean desalinated water ⓘ |
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: Escondida Description of subject: Escondida is the world’s largest copper mine, located in Chile’s Atacama Desert.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Escondida
linked to: Escondida