Basaltina StoneBasaltina has been quarried for millennia, and was widely used during the Roman Empire for a variety of construction purposes. It is a fine grained stone, with shades that vary between black and grey.
- Compression tensile strength: 856 kg/cm²
- Tensile strength after freeze-thaw cycles: 897 kg/cm²
- Heat expansion coefficient: 0,0050 mm/m˚C
- Water imbibition coefficient: 3,00%
- Frictional wear: 0,54%
- Mass by unit of volume: 2229 kg/m²