Chemistry and Chemical Disasters. metallic element used in coating nuclear fuel rods and in corrosion-resistant alloys. Deposits of zirconium (in the form of zircon or zirconium) frequently include natural radioactive materials
U.S. Environmental Protection Agency, Radiation Glossary, Office of Radiation and Indoor Air Radiation Protection Division, Washington, DC, USA 2013. http://www.epa.gov/radiation/glossary/index.html#a , (Dzstr/ Rad Emr - Amer) {823}