Argonaut Mine
E261020
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Argonaut Mine canonical | 2 |
| operated by Argonaut Mining Company | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2333531 — 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: Argonaut Mine Context triple: [Sutter Creek, hasNearbyMine, Argonaut 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.
El Teniente mine
El Teniente mine is one of the world’s largest underground copper mines, located in central Chile and operated by the state-owned company Codelco.
-
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.
North Star Mine
North Star Mine is a historic gold mine and landmark in Grass Valley, California, that played a significant role in the region’s 19th- and early 20th-century mining industry.
-
E.
Los Pelambres mine
Los Pelambres mine is a large open-pit copper and molybdenum mining operation located in the Coquimbo Region of Chile and operated by Antofagasta plc.
- 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: Argonaut Mine Target entity description: 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.
-
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.
El Teniente mine
El Teniente mine is one of the world’s largest underground copper mines, located in central Chile and operated by the state-owned company Codelco.
-
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.
North Star Mine
North Star Mine is a historic gold mine and landmark in Grass Valley, California, that played a significant role in the region’s 19th- and early 20th-century mining industry.
-
E.
Los Pelambres mine
Los Pelambres mine is a large open-pit copper and molybdenum mining operation located in the Coquimbo Region of Chile and operated by Antofagasta plc.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
gold mine
ⓘ
hard-rock mine ⓘ historic site ⓘ mining disaster ⓘ |
| associatedWith | California Gold Rush legacy ⓘ |
| associatedWithIndustry | gold mining industry in California ⓘ |
| CaliforniaHistoricalLandmarkNumber | 786 ⓘ |
| cause | underground fire ⓘ |
| closed | 1942 ⓘ |
| connectedTo | Kennedy Mine ⓘ |
| contributedTo | economic development of Jackson, California ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
United States of America ⓘ
surface form:
United States
|
| currentUse | historic landmark and interpretive site ⓘ |
| date | August 27, 1922 ⓘ |
| depth |
about 4,650 feet underground
ⓘ
more than 5,500 feet ⓘ |
| discovered | 1850 ⓘ |
| eraOfMajorOperation |
early 20th century
ⓘ
late 19th century ⓘ |
| geologicalSetting | gold-bearing quartz veins ⓘ |
| hasHeritageDesignation | California Historical Landmark ⓘ |
| hasRemnant | mine tailings ⓘ |
| hasStructure |
headframe
ⓘ
shaft house ⓘ |
| knownAs | deadliest gold-mining disaster in California history ⓘ |
| knownFor |
1922 mining disaster
ⓘ
being one of the deepest gold mines in California ⓘ being one of the most productive gold mines in California ⓘ |
| listedOn | National Register of Historic Places ⓘ |
| locatedIn |
Amador County, California
ⓘ
California, United States ⓘ
surface form:
California
Jackson, California ⓘ Mother Lode region ⓘ Sierra Nevada foothills ⓘ |
| location | Argonaut Mine self-linksurface differs ⓘ |
| miningMethod | underground hard-rock mining ⓘ |
| namedAfter | Argonauts of the California Gold Rush ⓘ |
| NRHPListingYear | 2006 ⓘ |
| NRHPType | National Historic Landmark ⓘ |
| numberOfDeaths | 47 ⓘ |
| opened | 1850s ⓘ |
| ownershipHistory |
Argonaut Mine
self-linksurface differs
ⓘ
surface form:
operated by Argonaut Mining Company
|
| partOf | California Mother Lode ⓘ |
| product | gold ⓘ |
| regulationImpact | closed in part due to World War II federal order L-208 ⓘ |
| significantEvent | Argonaut Mine disaster ⓘ |
| tourism | visited as part of California Gold Country heritage tourism ⓘ |
| victimOccupation | miners ⓘ |
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: Argonaut Mine Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Argonaut Mine disaster
this entity surface form:
operated by Argonaut Mining Company