|
gptkbp:instanceOf
|
granite
|
|
gptkbp:associatedMinerals
|
platinum
magnetite
olivine
serpentine
|
|
gptkbp:category
|
oxide mineral
|
|
gptkbp:chemicalFormula
|
FeCr2O4
|
|
gptkbp:cleavage
|
none
|
|
gptkbp:color
|
black
brownish black
|
|
gptkbp:crystalSystem
|
isometric
|
|
gptkbp:discoveredBy
|
gptkb:Louis_Nicolas_Vauquelin
|
|
gptkbp:discoveredIn
|
1797
|
|
gptkbp:event
|
ultramafic rocks
layered mafic intrusions
|
|
gptkbp:fracture
|
uneven
|
|
gptkbp:habit
|
massive
disseminated
granular
|
|
gptkbp:hardnessMohs
|
5.5
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
chromite
|
|
gptkbp:IMA_symbol
|
Chr
|
|
gptkbp:luster
|
metallic
|
|
gptkbp:magnetType
|
weakly magnetic
|
|
gptkbp:majorCity
|
gptkb:Finland
gptkb:India
gptkb:Kazakhstan
gptkb:South_Africa
gptkb:Turkey
|
|
gptkbp:namedAfter
|
chromium
|
|
gptkbp:source
|
chromium
|
|
gptkbp:specificGravity
|
4.5–4.8
|
|
gptkbp:streak
|
brown
|
|
gptkbp:tenacity
|
brittle
|
|
gptkbp:transparency
|
opaque
|
|
gptkbp:uses
|
gptkb:chemical_industry
pigments
refractory material
stainless steel production
|
|
gptkbp:bfsParent
|
gptkb:Serpentine
gptkb:Taurus_Mountains
gptkb:Appalachian_region
gptkb:Ural
gptkb:Chromium
|
|
gptkbp:bfsLayer
|
5
|