|
gptkbp:instance_of
|
gptkb:jewelry
|
|
gptkbp:associated_with
|
wealth and prosperity
|
|
gptkbp:availability
|
widely available
|
|
gptkbp:care_instructions
|
avoid harsh chemicals
|
|
gptkbp:characteristic
|
birefringent
|
|
gptkbp:color
|
green to red
|
|
gptkbp:color_change_effect
|
yes
|
|
gptkbp:color_change_temperature
|
daylight to incandescent light
|
|
gptkbp:color_variation
|
high
green, blue-green, red
|
|
gptkbp:composed_of
|
Be Al2 O4
|
|
gptkbp:created_by
|
Czochralski process
aluminum oxide and beryllium
|
|
gptkbp:cultural_symbol
|
love and balance
|
|
gptkbp:cut
|
various shapes
|
|
gptkbp:cut_quality
|
excellent to good
|
|
gptkbp:difficulty
|
8.5 on Mohs scale
|
|
gptkbp:discovered_by
|
1970s
|
|
gptkbp:emphasizes
|
eye clean to included
|
|
gptkbp:enhances
|
gptkb:none
|
|
gptkbp:famous_for
|
color change
|
|
gptkbp:form_factor
|
size, color, clarity
|
|
gptkbp:gemstone_care
|
clean with warm soapy water
|
|
gptkbp:gemstone_certification
|
GIA or AGS recommended
|
|
gptkbp:gemstone_color
|
varies under different lighting
|
|
gptkbp:gemstone_family
|
corundum
|
|
gptkbp:gemstone_identification
|
requires specialized equipment
|
|
gptkbp:gemstone_investment
|
considered a good investment
|
|
gptkbp:gemstone_origin
|
laboratory-created
|
|
gptkbp:gemstone_popularity
|
increased in recent years
|
|
gptkbp:gemstone_rarity
|
less rare than natural Alexandrite
|
|
gptkbp:gemstone_trade
|
active in global markets
|
|
gptkbp:gemstone_weight
|
measured in carats
|
|
gptkbp:historical_significance
|
modern gemstone technology
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Synthetic Alexandrite
|
|
gptkbp:is_found_in
|
jewelry stores
|
|
gptkbp:is_popular_in
|
fine jewelry
|
|
gptkbp:is_similar_to
|
gptkb:natural_Alexandrite
|
|
gptkbp:jewels
|
gptkb:June
faceted stone
|
|
gptkbp:lens_type
|
1.74 -1.76
|
|
gptkbp:mining_locations
|
not applicable
|
|
gptkbp:notable_locations
|
none specific
|
|
gptkbp:origin
|
gptkb:Laboratory_Services
|
|
gptkbp:price_range
|
varies widely
|
|
gptkbp:surface
|
3.73 -3.75
|
|
gptkbp:synthetic_gemstones
|
growing market
|
|
gptkbp:synthetic_process
|
growing crystals
|
|
gptkbp:synthetic_vs_natural
|
synthetic is more affordable
|
|
gptkbp:treatment
|
gptkb:none
|
|
gptkbp:treatment_history
|
none required
|
|
gptkbp:trends
|
increasing popularity
|
|
gptkbp:uses
|
gptkb:jewelry
|
|
gptkbp:values
|
high
|
|
gptkbp:bfsParent
|
gptkb:Bejeweled
|
|
gptkbp:bfsLayer
|
5
|