Isabella Stewart——Studied at the University of Seoul, Lives in Seoul, South Korea.
Experts Weigh In
Type of Tungsten (Alloy)
Color Code
Ceriated CeO2 1.8% to 2.2%GrayThoriated ThO2 1.7% to 2.2%Red, YellowLanthanated La2O3 1.3% to 1.7%Gold, Black, BlueZirconiated ZrO2 0.15% to 0.40%Brown1 more rowread more >>
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