Willamette Meteorite
E303166
The Willamette Meteorite is the largest meteorite ever found in the United States and a prominent iron meteorite specimen renowned for its cultural and scientific significance.
All labels observed (2)
| Label | Occurrences |
|---|---|
| AMNH Willamette Meteorite | 1 |
| Willamette Meteorite canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2851456 — 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: Willamette Meteorite Context triple: [American Museum of Natural History, hasNotableObject, Willamette Meteorite]
-
A.
Maryhill
Maryhill is a district in the north-west of Glasgow, Scotland, known for its traditional tenement housing and strong local football culture.
-
B.
Rainier, Oregon
Rainier, Oregon is a small city in northwestern Oregon situated along the Columbia River, known for its historic downtown and views of the Lewis and Clark Bridge to Washington.
-
C.
St. Helens, Oregon
St. Helens, Oregon is a small city along the Columbia River in northwestern Oregon, known for its historic downtown and role as a regional hub for Columbia County.
-
D.
Sikhote-Alin
Sikhote-Alin is a rugged mountain range in the Russian Far East known for its rich biodiversity and as a critical habitat for the endangered Amur tiger.
-
E.
Grand Mound, Washington
Grand Mound, Washington is a small unincorporated community in western Washington State known for its location along Interstate 5 and proximity to the cities of Olympia and Centralia.
- 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: Willamette Meteorite Target entity description: The Willamette Meteorite is the largest meteorite ever found in the United States and a prominent iron meteorite specimen renowned for its cultural and scientific significance.
-
A.
Maryhill
Maryhill is a district in the north-west of Glasgow, Scotland, known for its traditional tenement housing and strong local football culture.
-
B.
Rainier, Oregon
Rainier, Oregon is a small city in northwestern Oregon situated along the Columbia River, known for its historic downtown and views of the Lewis and Clark Bridge to Washington.
-
C.
St. Helens, Oregon
St. Helens, Oregon is a small city along the Columbia River in northwestern Oregon, known for its historic downtown and role as a regional hub for Columbia County.
-
D.
Sikhote-Alin
Sikhote-Alin is a rugged mountain range in the Russian Far East known for its rich biodiversity and as a critical habitat for the endangered Amur tiger.
-
E.
Grand Mound, Washington
Grand Mound, Washington is a small unincorporated community in western Washington State known for its location along Interstate 5 and proximity to the cities of Olympia and Centralia.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
iron meteorite
ⓘ
meteorite ⓘ nickel-iron meteorite ⓘ |
| approximateDimensions | about 3 meters across ⓘ |
| catalogCode |
Willamette Meteorite
self-linksurface differs
ⓘ
surface form:
AMNH Willamette Meteorite
|
| composition |
iron
ⓘ
nickel ⓘ |
| considered | sacred object ⓘ |
| continentFound | North America ⓘ |
| countryFound |
United States of America
ⓘ
surface form:
United States
|
| currentCity | New York City ⓘ |
| currentCountry |
United States of America
ⓘ
surface form:
United States
|
| currentLocation | American Museum of Natural History ⓘ |
| currentState | New York ⓘ |
| discoveredBy | Ellis Hughes ⓘ |
| discoveryYear | 1902 ⓘ |
| estimatedOrigin | asteroid belt ⓘ |
| exhibitedAt |
American Museum of Natural History
ⓘ
surface form:
American Museum of Natural History Rose Center for Earth and Space
|
| fallObserved | no ⓘ |
| fallStatus | find ⓘ |
| foundNear |
West Linn, Oregon
ⓘ
Willamette Valley ⓘ |
| hasCulturalSignificanceFor |
Clackamas people
ⓘ
surface form:
Clackamas Chinook people
Native American tribes of the Pacific Northwest ⓘ |
| hasDisplayFeature |
interpretive signage
ⓘ
visitor access platform ⓘ |
| hasFeature |
large cavities
ⓘ
oxidized surface ⓘ regmaglypts ⓘ |
| isLargestMeteoriteIn |
United States of America
ⓘ
surface form:
United States
|
| legalDispute | subject of ownership dispute ⓘ |
| mass |
about 15.5 metric tons
ⓘ
about 34,000 pounds ⓘ |
| meteoriteClass | IIIAB ⓘ |
| meteoriteType | iron ⓘ |
| namedAfter |
Willamette River
ⓘ
Willamette Valley ⓘ |
| notableFor |
being the largest meteorite found in the United States
ⓘ
cultural importance to Native American communities ⓘ distinctive sculpted cavities ⓘ |
| ownershipClaimedBy |
American Museum of Natural History
ⓘ
Confederated Tribes of the Grand Ronde Community of Oregon ⓘ |
| publicAccess | on public display ⓘ |
| scientificSignificance |
important for study of iron meteorites
ⓘ
used to study planetary core formation ⓘ |
| stateFound | Oregon ⓘ |
| terrestrialDiscoveryContext | found on land surface ⓘ |
| usedIn | ceremonial practices ⓘ |
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: Willamette Meteorite Description of subject: The Willamette Meteorite is the largest meteorite ever found in the United States and a prominent iron meteorite specimen renowned for its cultural and scientific significance.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
AMNH Willamette Meteorite