Zircon
Chemical Formula
ZrSiO4
Chemical Class
Silicates
Properties
Up to 4% of hafnium is frequently found, replacing zircon. Commonly radioactive, as it contains uranium and thorium impurities. It can present an adamantine gloss.
Origin
Peixe, TO.
Curiosities
It is studied strictly for its dating potential, through decay analysis of its radioactive elements.
Use
Due to its high melting point, it is widely used in industry, as cast mold coating, or in block and brick manufacturing.
Source: MM Gerdau - Museu das Minas e do Metal -