Lavagrigia®

Lavagrigia® is a grey basalt quarried more than 30 metres underground in a quarry owned by Margraf SPA in Vitorchiano, in the province of Viterbo in central Italy. Its compact structure makes it suitable for building and urban landscape projects. It is a technical and aesthetic choice for those seeking durability and character.
It has an A1 reaction to fire classification and a flexural strength of 6.8 MPa (986 psi), unchanged after 20 freeze-thaw cycles. Full values are in the downloadable technical data sheet.

Available finishes: polished, honed, brushed, bush-hammered, sandblasted.