/ USES

Civil and industrial construction: flooring and cladding for exteriors and interiors, risers, skirting, doorsteps, windowsills, window surrounds, entrances, cornices, canopies, balconies, shelves, columns. Street furniture: kerbs, paving, benches, fountains, planters. Furniture: fireplaces, tables.

/ CHARACTERISTICS

Petrographic name: gneiss
Water absorption (% mass): 0.40
Simple compressive strength (MPa): 185
Place of origin: Trontano – Beura – Cardezza – Villadossola – Crevoladossola – Domodossola – Montecrestese (VB)
Impact resistance: impact force (J): 9.0
Mass per unit volume (kg/m3): 2666
Knoop microhardness (MPa): 3445