Thursday, January 3, 2013
Zirconium is a metallic element found combined in zircon, baddeleyite, etc., resembling titanium chemically. It is used in steel metallurgy, as a refractory, as scavenger, and as opacifier in vitrous enamel. It has a melting point of 1,855ºC. Symbol Zr; atomic weight 91.22; atomic number 40.