Quincy No. 2 Shaft-Rockhouse

E884944

copper mining facility historic industrial building mine shaft structure rockhouse

Quincy No. 2 Shaft-Rockhouse is a historic copper mine shaft and rockhouse structure in Michigan’s Keweenaw Peninsula, notable as a prominent remnant of the Quincy Mine’s industrial operations.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Quincy Mine No. 2 Shaft House	1
Quincy No. 2 Shaft-Rockhouse canonical	1
Quincy No. 2 steam hoist	1

How this entity was disambiguated

This entity first appeared as the object of triple T10773621 — 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: Quincy No. 2 Shaft-Rockhouse
Context triple: [Quincy Mine, hasStructure, Quincy No. 2 Shaft-Rockhouse]

A. Quincy Unit
Quincy Unit is a historically significant section of Michigan’s Keweenaw National Historical Park that preserves and interprets the legacy of the Quincy Mining Company and the region’s copper mining heritage.
B. Quincy City Hall
Quincy City Hall is the historic municipal government building of Quincy, Massachusetts, serving as the center of the city's administrative and civic activities.
C. Quincy House
Quincy House is one of Harvard College’s twelve undergraduate residential houses, known for its modern architecture and active house community.
D. Downtown Quincy Historic District
Downtown Quincy Historic District is a nationally recognized historic commercial and civic core of Quincy, Illinois, noted for its 19th- and early 20th-century architecture and role in the city’s economic and cultural development.
E. Kennecott Mill Building
The Kennecott Mill Building is a historic copper processing mill in the former company town of Kennecott, Alaska, renowned as one of the most iconic industrial ruins within the Kennecott Mines National Historic Landmark.
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: Quincy No. 2 Shaft-Rockhouse
Target entity description: Quincy No. 2 Shaft-Rockhouse is a historic copper mine shaft and rockhouse structure in Michigan’s Keweenaw Peninsula, notable as a prominent remnant of the Quincy Mine’s industrial operations.

A. Quincy Unit
Quincy Unit is a historically significant section of Michigan’s Keweenaw National Historical Park that preserves and interprets the legacy of the Quincy Mining Company and the region’s copper mining heritage.
B. Quincy City Hall
Quincy City Hall is the historic municipal government building of Quincy, Massachusetts, serving as the center of the city's administrative and civic activities.
C. Quincy House
Quincy House is one of Harvard College’s twelve undergraduate residential houses, known for its modern architecture and active house community.
D. Downtown Quincy Historic District
Downtown Quincy Historic District is a nationally recognized historic commercial and civic core of Quincy, Illinois, noted for its 19th- and early 20th-century architecture and role in the city’s economic and cultural development.
E. Kennecott Mill Building
The Kennecott Mill Building is a historic copper processing mill in the former company town of Kennecott, Alaska, renowned as one of the most iconic industrial ruins within the Kennecott Mines National Historic Landmark.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	copper mining facility ⓘ historic industrial building ⓘ mine shaft structure ⓘ rockhouse ⓘ
architecturalStyle	industrial vernacular ⓘ
associatedWith	Keweenaw National Historical Park ⓘ Lake Superior copper district ⓘ Quincy Mine Hoist Association ⓘ
associatedWithIndustry	copper mining ⓘ
category	industrial heritage site ⓘ mining infrastructure ⓘ
condition	standing ⓘ
country	United States ⓘ linked to: United States of America
culturalSignificance	symbol of the Copper Country’s mining heritage ⓘ
era	late 19th and early 20th century industrialization ⓘ
hasPart	mine shaft ⓘ rockhouse superstructure ⓘ
hasView	Portage Lake Lift Bridge area ⓘ linked to: Portage Lake Lift Bridge
heritageDesignation	contributing property to Quincy Mining Company National Historic Landmark District ⓘ listed on the National Register of Historic Places ⓘ
locatedIn	Houghton County, Michigan NERFINISHED ⓘ Keweenaw Peninsula ⓘ Michigan ⓘ United States ⓘ linked to: United States of America
locatedNear	Hancock, Michigan ⓘ Portage Lake ⓘ
locatedOn	Quincy Hill ⓘ
managedBy	Keweenaw National Historical Park (in partnership) ⓘ linked to: Keweenaw National Historical Park
materialUsed	concrete ⓘ corrugated metal sheathing ⓘ steel ⓘ
namedAfter	Quincy Mine No. 2 shaft ⓘ linked to: Quincy Mine
openToPublic	yes ⓘ
operator	Quincy Mining Company ⓘ linked to: Quincy Mine
ownedBy	Quincy Mining Company ⓘ linked to: Quincy Mine
partOf	Quincy Mine ⓘ Quincy Mining Company National Historic Landmark District ⓘ
region	Upper Peninsula of Michigan ⓘ
significance	prominent remnant of Quincy Mine’s industrial operations ⓘ represents large-scale underground copper mining technology ⓘ
status	preserved structure ⓘ
touristAttraction	yes ⓘ
transportLinks	connected historically to surface rail and tram systems for ore movement ⓘ
usedFor	hoisting copper ore from underground ⓘ initial handling and sorting of mined rock ⓘ interpretive tours about copper mining history ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Quincy Mine → hasStructure → Quincy No. 2 Shaft-Rockhouse ⓘ

Quincy Mining Company Historic District → hasPart → Quincy Mine No. 2 Shaft House ⓘ

linked to: Quincy No. 2 Shaft-Rockhouse

Quincy No. 2 Hoist House → hasEquipment → Quincy No. 2 steam hoist ⓘ