Aspen mining district
E908182
The Aspen mining district is a historic Colorado mining area that became one of the nation’s richest silver-producing regions in the late 19th century.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Aspen mining district canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11141324 — 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: Aspen mining district Context triple: [Colorado silver boom, majorMiningDistrict, Aspen mining district]
-
A.
Grass Valley mining district
The Grass Valley mining district is a historic gold-mining region in Nevada County, California, known for its rich quartz gold deposits and numerous deep hard-rock mines.
-
B.
Pioche mining district
The Pioche mining district is a historic silver and lead mining area centered around the town of Pioche in southeastern Nevada, known for its rich ore deposits and boomtown past in the late 19th century.
-
C.
Tintic Mining District
Tintic Mining District is a historic mining area in central Utah known for its rich deposits of silver, lead, gold, and other minerals that spurred significant economic development in the late 19th and early 20th centuries.
-
D.
Round Mountain mining district
The Round Mountain mining district is a notable gold-producing area in central Nevada, best known for the large open-pit Round Mountain Gold Mine.
-
E.
Battle Mountain mining district
The Battle Mountain mining district is a historically significant mineral-producing area in north-central Nevada known for its rich gold and copper deposits.
- 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: Aspen mining district Target entity description: The Aspen mining district is a historic Colorado mining area that became one of the nation’s richest silver-producing regions in the late 19th century.
-
A.
Grass Valley mining district
The Grass Valley mining district is a historic gold-mining region in Nevada County, California, known for its rich quartz gold deposits and numerous deep hard-rock mines.
-
B.
Pioche mining district
The Pioche mining district is a historic silver and lead mining area centered around the town of Pioche in southeastern Nevada, known for its rich ore deposits and boomtown past in the late 19th century.
-
C.
Tintic Mining District
Tintic Mining District is a historic mining area in central Utah known for its rich deposits of silver, lead, gold, and other minerals that spurred significant economic development in the late 19th and early 20th centuries.
-
D.
Round Mountain mining district
The Round Mountain mining district is a notable gold-producing area in central Nevada, best known for the large open-pit Round Mountain Gold Mine.
-
E.
Battle Mountain mining district
The Battle Mountain mining district is a historically significant mineral-producing area in north-central Nevada known for its rich gold and copper deposits.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
historic mining district
ⓘ
silver mining district ⓘ |
| associatedWith |
Aspen silver boom
NERFINISHED
ⓘ
Colorado Silver Boom NERFINISHED ⓘ |
| contains |
Durant Mine
NERFINISHED
ⓘ
Mollie Gibson Mine NERFINISHED ⓘ Silver Queen Mine NERFINISHED ⓘ Smuggler Mine NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| declineCause | repeal of the Sherman Silver Purchase Act of 1893 ⓘ |
| declineEvent | Panic of 1893 NERFINISHED ⓘ |
| developedAfter | discovery of silver-bearing ore in the 1870s ⓘ |
| economicImpact |
attracted large mining investments
ⓘ
contributed to regional railroad development ⓘ rapid growth of Aspen, Colorado ⓘ |
| environmentalLegacy |
abandoned mine workings
ⓘ
mine waste and tailings ⓘ |
| geologicalSetting | vein-type silver-lead deposits ⓘ |
| hasHeritageStatus | historic mining area ⓘ |
| heritageTourism | historic mine tours in the Aspen area ⓘ |
| historicalSignificance |
example of boom-and-bust silver mining community
ⓘ
major contributor to Colorado’s 19th-century mining economy ⓘ |
| influencedDevelopmentOf | City of Aspen NERFINISHED ⓘ |
| knownFor |
being one of the richest silver-producing regions in the United States in the late 19th century
ⓘ
high-grade silver-lead ores ⓘ rich silver ore deposits ⓘ |
| laborForce | miners and prospectors from across the United States ⓘ |
| languageOfPlaceNames | English ⓘ |
| locatedIn |
Colorado
ⓘ
Pitkin County, Colorado NERFINISHED ⓘ |
| locatedInOrNear | Aspen, Colorado NERFINISHED ⓘ |
| miningMethod | underground hard-rock mining ⓘ |
| namedAfter | Aspen, Colorado NERFINISHED ⓘ |
| oreType |
gold (byproduct)
ⓘ
lead ⓘ silver ⓘ zinc ⓘ |
| partOf |
Colorado mineral belt
NERFINISHED
ⓘ
Rocky Mountains NERFINISHED ⓘ |
| peakProductionPeriod |
1880s
ⓘ
early 1890s ⓘ |
| postMiningTransition |
development of Aspen as a ski resort town
ⓘ
tourism-based economy in Aspen ⓘ |
| region | central Colorado ⓘ |
| significantPeriod | late 19th century ⓘ |
| timeOfMajorSettlement | early 1880s ⓘ |
| transportInfrastructure | served by rail connections during the silver boom ⓘ |
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: Aspen mining district Description of subject: The Aspen mining district is a historic Colorado mining area that became one of the nation’s richest silver-producing regions in the late 19th century.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.