Origin of zirconium oxide
Examples from the Web for zirconia
Lime, magnesia, zirconia, and similar oxides were used successfully.Artificial Light|M. Luckiesh
A coating of zirconia or any other oxide, for instance, is far more quickly destroyed.
With the heat gun he sheared off their tentacles; he could sell the zirconia in the entities.The Beast of Space|F.E. Hardart
With a diamond, carborundum or zirconia button the photosphere can be as much as one thousand times the volume of the button.
The sample submitted, like this in your hat, was zirconia; the earth-ore which carries the rare metal zirconium.The King of Arcadia|Francis Lynde