Leadville mining district
E424810
The Leadville mining district is a historically significant Colorado mining region famed for its rich silver, lead, and zinc deposits that fueled major mining booms in the late 19th century.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Leadville mining district canonical | 5 |
| Cherry Creek mining district | 1 |
| Leadville mining district vicinity | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4234484 — 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: Leadville mining district Context triple: [Leadville, Colorado, knownFor, Leadville mining district]
-
A.
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.
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B.
Comstock Lode area
The Comstock Lode area is a historically significant mining district in Nevada famed for its rich silver ore deposits that spurred a major 19th-century mining boom and helped drive U.S. economic growth.
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C.
Eureka Mining District
The Eureka Mining District is a historic mining area in central Nevada known for its rich deposits of silver, lead, and other minerals that spurred significant 19th-century mining activity.
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D.
Colorado Mills
Colorado Mills is a large outlet and retail shopping mall located in Lakewood, Colorado, featuring a wide variety of stores, dining options, and entertainment venues.
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E.
Bullfrog mining district
The Bullfrog mining district was an early 20th-century gold-mining area in southwestern Nevada that spurred the rapid growth of nearby boomtowns such as Rhyolite and Beatty.
- 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: Leadville mining district Target entity description: The Leadville mining district is a historically significant Colorado mining region famed for its rich silver, lead, and zinc deposits that fueled major mining booms in the late 19th century.
-
A.
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.
-
B.
Comstock Lode area
The Comstock Lode area is a historically significant mining district in Nevada famed for its rich silver ore deposits that spurred a major 19th-century mining boom and helped drive U.S. economic growth.
-
C.
Eureka Mining District
The Eureka Mining District is a historic mining area in central Nevada known for its rich deposits of silver, lead, and other minerals that spurred significant 19th-century mining activity.
-
D.
Colorado Mills
Colorado Mills is a large outlet and retail shopping mall located in Lakewood, Colorado, featuring a wide variety of stores, dining options, and entertainment venues.
-
E.
Bullfrog mining district
The Bullfrog mining district was an early 20th-century gold-mining area in southwestern Nevada that spurred the rapid growth of nearby boomtowns such as Rhyolite and Beatty.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
historic district
ⓘ
mining district ⓘ |
| associatedWithEvent |
Colorado Silver Boom
NERFINISHED
ⓘ
Panic of 1893 silver price collapse NERFINISHED ⓘ |
| boomPeak | early 1880s ⓘ |
| boomStart | 1870s ⓘ |
| contains | city of Leadville, Colorado NERFINISHED ⓘ |
| country | United States of America ⓘ |
| currentUse |
heritage tourism
ⓘ
limited modern mining and reclamation activities ⓘ |
| developmentType | underground hard-rock mining ⓘ |
| economicImpact |
attracted large investments from eastern United States and Europe
ⓘ
major contribution to Colorado state economy in the 1880s ⓘ |
| environmentalIssue | mining-related contamination and Superfund cleanup sites ⓘ |
| geologicalSetting |
Leadville Limestone
NERFINISHED
ⓘ
carbonate host rocks ⓘ |
| hasHighestElevationCity | Leadville as one of the highest incorporated cities in the United States ⓘ |
| heritageStatus | recognized as a historic mining region ⓘ |
| historicPeriod | late 19th century silver boom ⓘ |
| influenced |
development of Colorado mining law
ⓘ
labor relations in Western U.S. mining camps ⓘ |
| knownFor |
carbonate replacement ore deposits
ⓘ
lead mining ⓘ rich polymetallic ore bodies ⓘ silver mining ⓘ zinc mining ⓘ |
| locatedIn |
Colorado
ⓘ
Lake County, Colorado NERFINISHED ⓘ Rocky Mountains NERFINISHED ⓘ |
| metalProduced |
copper
ⓘ
gold ⓘ lead ⓘ silver ⓘ zinc ⓘ |
| notableMine |
Ibex mine
NERFINISHED
ⓘ
Little Pittsburg mine NERFINISHED ⓘ Maid of Erin mine NERFINISHED ⓘ Matchless mine NERFINISHED ⓘ |
| oreMineral |
anglesite
NERFINISHED
ⓘ
cerussite ⓘ galena ⓘ native silver ⓘ sphalerite ⓘ tetrahedrite-tennantite ⓘ |
| oreType | silver-lead-zinc sulfide ores ⓘ |
| partOf | Colorado Mineral Belt NERFINISHED ⓘ |
| populationEffect | rapid growth of Leadville into one of Colorado’s largest cities in the 1880s ⓘ |
| transportInfrastructure | served by multiple 19th-century railroads ⓘ |
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: Leadville mining district Description of subject: The Leadville mining district is a historically significant Colorado mining region famed for its rich silver, lead, and zinc deposits that fueled major mining booms in the late 19th century.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Cherry Creek mining district
this entity surface form:
Leadville mining district vicinity