Statements (15)
Predicate | Object |
---|---|
gptkbp:instanceOf |
gptkb:coal
|
gptkbp:closed |
1870s
|
gptkbp:country |
gptkb:United_States
|
gptkbp:hasHistoricSite |
yes
|
gptkbp:hasResource |
native copper
|
https://www.w3.org/2000/01/rdf-schema#label |
Cliff Mine
|
gptkbp:location |
gptkb:Keweenaw_County,_Michigan
|
gptkbp:nearestCity |
gptkb:Phoenix,_Michigan
|
gptkbp:opened |
1845
|
gptkbp:operatedBy |
gptkb:Cliff_Mining_Company
|
gptkbp:partOf |
gptkb:Copper_Country
|
gptkbp:significance |
first successful copper mine in the Keweenaw Peninsula
|
gptkbp:status |
abandoned
|
gptkbp:bfsParent |
gptkb:Keweenaw_Peninsula
|
gptkbp:bfsLayer |
6
|