Nero Marquinia MarbleNero Marquina marble is a high quality, black stone marble extracted from the region of Markina, Basque Country in the North of Spain.
- Compression tensile strength 629 kg/cm²
- Tensile strength after freeze-thaw cycles 512 kg/cm²
- Unitary modulus of bending tensile strength 137 kg/cm²
- Heat expansion coefficient 0,0028 mm/m°C
- Water imbibition coefficient 0,001700
- Impact strength 38 cm
- Mass by unit of volume 2690 kg/m³