Rožany
- 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 | 2900 | 6 | 0,19 |
| Real density | 2 | kg/m3 | 2900 | - | - |
| Open porosity | 6 | % | 0,9 | 0,21 | 24,1 |
| Total porosity | 6 | % | <0,1 | - | - |
| Apparent porosity | 6 | % | 0,1 | - | - |
| Water absorption | 6 | % | 0,05 | 0,004 | 8,4 |
| Water absorption coefficient | 3 | g.m-2.s-1/2 | 0,1 | 0,01 | 11,8 |
| Linear thermal expansion | 8 | 106.K-1 | 7,2 | 0,60 | 8,3 |
| Compressive strength | 10 | MPa | 237 | 14,0 | 5,9 |
| Flexural strength | 10 | MPa | 26,1 | 1,8 | 6,9 |
| Abrasion resistance | 1 | mm | 17,5 | - | - |
