Quartz is a hard, crystalline mineral composed of silicon and oxygen atoms. The atoms are linked in a continuous framework of SiO₄ silicon-oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical formula of SiO₂.
Rousimar Palhares is a bastard who intentionally holds on to submissions and injures his opponents long after they've tapped.
Go Nate.
Enjoy.
