Kuru Grey Helleharju
Fine grained, non-oriented and homogenous granite. Main colour grey. Well suited for, e.g., border stones, floor tiles, and monuments.
Physical properties
Density 2660 kg/m3
Water absorption 0.11 p-
Compressive strength 300 MPa
Modulus of rupture 25 MPa
Hardness 6.1 (Mohs)
Mineral composition
Potash feldspar 36
Plagioclase 21
Quartz 35
Amphibole, micas 8
Related Granite Tiles & Slabs products from this supplier