Victor Diamond Mine
E578910
Victor Diamond Mine is a remote open-pit diamond mine in northern Ontario, Canada, known as De Beers’ first diamond mine in the province and for its proximity to the Attawapiskat First Nation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Victor Diamond Mine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6241105 — 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: Victor Diamond Mine Context triple: [Attawapiskat First Nation, nearbyMine, Victor Diamond Mine]
-
A.
Geita Gold Mine
Geita Gold Mine is one of Tanzania’s largest open-pit gold mines, operated by AngloGold Ashanti and located near the town of Geita in the country’s northwest.
-
B.
Tilly Foster Mine
Tilly Foster Mine is a historic iron ore mine in Putnam County, New York, noted for its rich mineral deposits and role in the region’s 19th-century mining industry.
-
C.
Crisson Gold Mine
Crisson Gold Mine is a historic gold mining site and tourist attraction in Dahlonega, Georgia, where visitors can tour old mining equipment and pan for gold.
-
D.
Argonaut Mine
Argonaut Mine is a historic hard-rock gold mine in California’s Mother Lode region, known for being one of the deepest and most productive gold mines in the state as well as the site of a major mining disaster in 1922.
-
E.
Denison Mines
Denison Mines is a Canadian uranium mining company historically known for its major operations in Ontario and its role as a significant producer in the global nuclear fuel industry.
- 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: Victor Diamond Mine Target entity description: Victor Diamond Mine is a remote open-pit diamond mine in northern Ontario, Canada, known as De Beers’ first diamond mine in the province and for its proximity to the Attawapiskat First Nation.
-
A.
Geita Gold Mine
Geita Gold Mine is one of Tanzania’s largest open-pit gold mines, operated by AngloGold Ashanti and located near the town of Geita in the country’s northwest.
-
B.
Tilly Foster Mine
Tilly Foster Mine is a historic iron ore mine in Putnam County, New York, noted for its rich mineral deposits and role in the region’s 19th-century mining industry.
-
C.
Crisson Gold Mine
Crisson Gold Mine is a historic gold mining site and tourist attraction in Dahlonega, Georgia, where visitors can tour old mining equipment and pan for gold.
-
D.
Argonaut Mine
Argonaut Mine is a historic hard-rock gold mine in California’s Mother Lode region, known for being one of the deepest and most productive gold mines in the state as well as the site of a major mining disaster in 1922.
-
E.
Denison Mines
Denison Mines is a Canadian uranium mining company historically known for its major operations in Ontario and its role as a significant producer in the global nuclear fuel industry.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
diamond mine
ⓘ
open-pit mine ⓘ |
| closureDate | 2019 ⓘ |
| controversy |
disputes over impact benefit agreements with Attawapiskat First Nation
ⓘ
environmental concerns raised by local First Nations ⓘ |
| country | Canada ⓘ |
| countrySubdivision |
Ontario
ⓘ
surface form:
Province of Ontario
|
| depositType | kimberlite pipes ⓘ |
| distanceTo |
approximately 515 km north of Timmins, Ontario
ⓘ
approximately 90 km west of Attawapiskat First Nation ⓘ |
| employment | provided jobs to residents of Attawapiskat First Nation ⓘ |
| environment | muskeg and wetlands ⓘ |
| environmentalAssessment |
subject to Canadian federal environmental review
ⓘ
subject to Ontario provincial environmental review ⓘ |
| hasCamp | remote fly-in work camp ⓘ |
| hasInfrastructure |
airstrip
ⓘ
winter road access ⓘ |
| hasLicense | Ontario mining permits ⓘ |
| jurisdiction |
Canadian federal government (Ottawa)
ⓘ
surface form:
Government of Canada
Government of Ontario NERFINISHED ⓘ |
| knownFor |
being De Beers’ first diamond mine in Ontario
ⓘ
remote location in the James Bay Lowlands ⓘ |
| locatedIn |
James Bay Lowlands
NERFINISHED
ⓘ
Northern Ontario NERFINISHED ⓘ Ontario ⓘ |
| locatedNear | Attawapiskat First Nation NERFINISHED ⓘ |
| locatedOn | traditional territory of Attawapiskat First Nation NERFINISHED ⓘ |
| miningMethod | open-pit mining ⓘ |
| notable |
first commercial diamond mine in Ontario
ⓘ
one of Canada’s northernmost diamond mines outside the territories ⓘ |
| officialOpeningDate | 2008 ⓘ |
| operatedBy | De Beers Canada NERFINISHED ⓘ |
| operatorHeadquarters | Toronto, Ontario NERFINISHED ⓘ |
| oreType | kimberlite ⓘ |
| ownedBy | De Beers Canada NERFINISHED ⓘ |
| parentCompany | De Beers Group NERFINISHED ⓘ |
| product | diamonds ⓘ |
| province | Ontario ⓘ |
| region | Far North of Ontario NERFINISHED ⓘ |
| startOfConstruction | 2006 ⓘ |
| startOfOperation | 2008 ⓘ |
| status |
closed
ⓘ
in reclamation ⓘ |
| timeZone | Eastern Time Zone ⓘ |
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: Victor Diamond Mine Description of subject: Victor Diamond Mine is a remote open-pit diamond mine in northern Ontario, Canada, known as De Beers’ first diamond mine in the province and for its proximity to the Attawapiskat First Nation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.