Zirconium silicate occurs in nature as mineral zircon.
Zirconium silicate is used for manufacturing refractory materials. It is also used in production of some ceramics and ceramic glazes. In glazes it serves as an opacifier
Zirconium silicate is an abrasive irritant for skin and eyes. Chronic exposure to dust can cause pulmonary granulomas, skin inflammation, and skin granuloma. However, there are no known adverse effects for normal, incidental ingestion.