Dolany u Šternberka
- Quarry
- Stone appearance
- Petrographic examination
- Physical properties
- Frost resistance
- Particle size distribution by image analysis
- Chemical and phase composition
- Notes and literature
Physical properties
| Parameter | Number of measurement | Unit | Value | Standard deviation | Coefficient of variation [%] |
|---|---|---|---|---|---|
| Apparent density | 6 | kg/m3 | 2700 | 3 | 0,1 |
| Real density | 2 | kg/m3 | 2790 | - | - |
| Open porosity | 6 | % | 2,5 | 0,57 | 22,9 |
| Total porosity | 6 | % | 3,0 | - | - |
| Apparent porosity | 6 | % | 2,5 | - | - |
| Water absorption | 6 | % | 0,94 | 0,026 | 2,7 |
| Water absorption coefficient | 3 | g.m-2.s-1/2 | 1,6 | 0,07 | 4,8 |
| Linear thermal expansion | 8 | 106.K-1 | 8,1 | 0,60 | 7,5 |
| Compressive strength | 10 | MPa | 123,7 | 11,6 | 9,4 |
| Flexural strength | 10 | MPa | 15,3 | 4,1 | 26,8 |
| Abrasion resistance | 1 | mm | 16,0 | - | - |
