Zirconium oxide

Cubic zirconia

Description

Hard, dense, white powder that occurs in nature as the mineral baddeleyite. Synthetic zirconia is used for high temperature insulation and abrasives. It has also been used as a paint pigment, an opacifier, and as a colorant to make white glass.

Synonyms and Related Terms

zirconia; zirconium dioxide, zirconium (IV) oxide; zircone (Fr.); oxyde de zirconium (Fr.); Zirkoniumdioxid (Deut.); Zirkonoxid (Deut.); oxeidio toy zirkonioy (Gr.); ossido di zirconio (It.); zirkoonoxide (Ned.); óxido de zircónio (Port.); zirconic anhydride; baddeleyite;

Raman

Chemical structure

Other Properties

Slightly soluble in acids. Insoluble in water.

Composition	ZrO2
CAS	1314-23-4
Melting Point	2680
Density	5.85
Molecular Weight	mol. wt. = 123.22
Boiling Point	4300

Hazards and Safety

Fisher Scientific: MSDS

Comparisons

Properties of Common Abrasives

Authority

• The Merck Index, Susan Budavari (ed.), Merck Research Labs, Whitehouse Station, NJ, 12th Edition, 1996 Comment: entry 9985

• Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000

• Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Zirconia (Accessed Nov. 29, 2005)