|
gptkbp:instanceOf
|
geological formation
|
|
gptkbp:becameImportantIn
|
mid-20th century
|
|
gptkbp:color
|
brown
gray
red
|
|
gptkbp:compatibleWith
|
high-grade iron ore
|
|
gptkbp:contains
|
gptkb:fruit
quartz
magnetite
hematite
iron-bearing minerals
|
|
gptkbp:discoveredIn
|
late 19th century
|
|
gptkbp:environmentalImpact
|
dust generation
tailings production
|
|
gptkbp:firstMajorPlant
|
gptkb:Eveleth,_Minnesota
|
|
gptkbp:hasResource
|
gptkb:Canada
gptkb:Michigan
gptkb:Minnesota
open-pit mining
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Taconite
|
|
gptkbp:ironContent
|
~25-30%
|
|
gptkbp:isLowGrade
|
true
|
|
gptkbp:majorSourceOf
|
iron in North America
|
|
gptkbp:namedAfter
|
gptkb:Taconic_Mountains
|
|
gptkbp:processedInto
|
taconite pellets
|
|
gptkbp:relatedTo
|
gptkb:Cuyuna_Range
gptkb:Mesabi_Range
gptkb:Vermilion_Range
|
|
gptkbp:requires
|
processing to extract iron
|
|
gptkbp:texture
|
fine-grained
banded
|
|
gptkbp:type
|
iron formation
|
|
gptkbp:usedBy
|
gptkb:steel
|
|
gptkbp:usedFor
|
iron ore production
|
|
gptkbp:bfsParent
|
gptkb:Itasca_County
gptkb:Itasca_County,_Minnesota,_United_States
|
|
gptkbp:bfsLayer
|
7
|