Coarse-grained, non-oriented vibrogite granite. Main colour brown. Appearance characterised by single large (diameter 15–50mm) round-shaped potash felspar surrounded by greenish plagioclase. Well suited for tiles, facade elements, and monuments.
Density | 2680 kg/m³ |
Water absorption | 0,16 p-% |
Compressive strength | 150 MPa |
Modulus of rupture | 11 MPa |
Hardness | 6.0 (Mohs) |
Potash feldspar | 55 % |
Plagioclase | 11 % |
Quartz | 25 % |
Hornblende | 9 % |