|
gptkbp:instanceOf
|
gptkb:granite
|
|
gptkbp:alternativeName
|
gptkb:Blue_Sapphire
Sapphire (when blue)
|
|
gptkbp:associatedWith
|
gptkb:King
Wisdom
|
|
gptkbp:birthstoneFor
|
September
|
|
gptkbp:chemicalFormula
|
Al2O3
|
|
gptkbp:cleavage
|
None
|
|
gptkbp:color
|
Blue
|
|
gptkbp:containsMineral
|
Corundum
|
|
gptkbp:crystalSystem
|
Trigonal
|
|
gptkbp:fluorescence
|
Weak to none
|
|
gptkbp:foundIn
|
gptkb:Australia
gptkb:Madagascar
gptkb:Montana
gptkb:Myanmar
gptkb:Sri_Lanka
gptkb:Thailand
gptkb:Kashmir
|
|
gptkbp:fracture
|
Conchoidal
|
|
gptkbp:hardnessMohs
|
9
|
|
gptkbp:luster
|
Vitreous
|
|
gptkbp:notableExample
|
gptkb:Princess_Diana's_engagement_ring
|
|
gptkbp:pleochroism
|
Strong
|
|
gptkbp:refractiveIndex
|
1.762–1.770
|
|
gptkbp:specificGravity
|
3.95–4.03
|
|
gptkbp:symbolizes
|
Truth
Loyalty
Sincerity
|
|
gptkbp:syntheticAvailable
|
Yes
|
|
gptkbp:traceElements
|
gptkb:Chromium
Iron
Titanium
Vanadium
Magnesium
|
|
gptkbp:transparency
|
Transparent to opaque
|
|
gptkbp:treatment
|
Heat treatment
Diffusion treatment
|
|
gptkbp:usedFor
|
gptkb:jewelry
Engagement rings
|
|
gptkbp:市值
|
High
|
|
gptkbp:bfsParent
|
gptkb:Blue_Sapphire
|
|
gptkbp:bfsLayer
|
7
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Natural Blue Sapphire
|