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gptkbp:instance_of
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gptkb:Iron_Age
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gptkbp:characteristic
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birefringent
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gptkbp:chemical_formula
|
Zr Si O4
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gptkbp:color
|
varies (colorless, yellow, brown, green, blue)
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|
gptkbp:cultural_significance
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associated with protection and prosperity
used in various cultures for talismans
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gptkbp:difficulty
|
7.5 on Mohs scale
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gptkbp:environmental_impact
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mining can cause habitat destruction
can be recycled from industrial processes
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gptkbp:formed
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igneous processes
metamorphic processes
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gptkbp:gemstone_varieties
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gptkb:blue_zircon
gptkb:brown_zircon
gptkb:colorless_zircon
gptkb:green_zircon
gptkb:red_zircon
gptkb:yellow_zircon
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|
gptkbp:historical_use
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used in ancient jewelry
used as a diamond substitute
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|
https://www.w3.org/2000/01/rdf-schema#label
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natural zircon
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gptkbp:is_found_in
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gptkb:Australia
gptkb:Cambodia
gptkb:Thailand
gptkb:United_States
gptkb:Sri_Lanka
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|
gptkbp:isotopes
|
can contain uranium and thorium
|
|
gptkbp:luster
|
vitreous to resinous
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|
gptkbp:notable_artifact
|
gptkb:granite
gptkb:Ferengi
gptkb:concert_tour
gptkb:jewelry
|
|
gptkbp:notable_locations
|
gptkb:Zircon,_Australia
gptkb:Zircon_Mines,_Brazil
gptkb:Zirconia,_North_Carolina
Zircon deposits, Canada
Zirconium, South Africa
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|
gptkbp:occurs_in
|
found in igneous and metamorphic rocks
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|
gptkbp:population_density
|
4.6 to 4.7 g/cm³
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gptkbp:scientific_use
|
used in dating geological events
used in geochronology
used in mineralogy studies
used in nuclear waste management research
used in petrology studies
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gptkbp:structure
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tetragonal
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gptkbp:synthetic_counterpart
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gptkb:cubic_zirconia
|
|
gptkbp:treatment
|
heat treatment to enhance color
irradiation to change color
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|
gptkbp:uses
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gptkb:jewelry
zirconium source
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|
gptkbp:values
|
varies based on color and clarity
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gptkbp:bfsParent
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gptkb:Synthetic_Zircon
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gptkbp:bfsLayer
|
6
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