Granite, slate and trachyte

Granite

Beside its company-own quarry stones, Grassi Pietre offers a selection of granites and slate, to offer its clients compact materials for specific need ( i.e. outside flooring in cold areas..).

Slate

Grassi Pietre can provide different kinds of slates, both Italian and imported.

Trachyte

The trachyte is a volcanic rock with a color from gray to yellow / brown. It is a material suitable for use even in exterior for its characteristics of resistance to wear.