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
|