Česká Kamenice
- 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 | 1860 | 14 | 0,75 |
| Real density | 2 | kg/m3 | 2650 | - | - |
| Open porosity | 6 | % | 29,8 | 0,521 | 1,7 |
| Total porosity | výpočtem | % | 30,1 | - | - |
| Apparent porosity | výpočtem | % | 20,9 | - | - |
| Water absorption | 6 | % | 11,22 | 0,485 | 4,3 |
| Water absorption coefficient | 3 | g.m-2.s-1/2 | 832,5 | 71,9 | 8,6 |
| Linear thermal expansion | 8 | 106.K-1 | 12 | 2,55 | 21,2 |
| Compressive strength | 10 | MPa | 15,2 | 2,7 | 17,8 |
| Flexural strength | 10 | MPa | 1,3 | 0,1 | 7,7 |
| Abrasion resistance | 1 | mm | 34 | - | - |
