of granite
¡Cuidado, hay una pared de granito detrás de ti!
Watch out, there's a granite wall behind you!
— Las Travesuras de una Sirena (2016)
Esta juventud es de granito.
This youth is made of granite.
— Amarcord (1973)
El lavabo está hecho de granito.
The sink is made of granite.
Sí, son de granito.
Yes, they are made of granite.