Třeboc
- 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 | 1170 | 18 | 1,51 |
| Real density | 2 | kg/m3 | 2320 | - | - |
| Open porosity | 6 | % | 47,5 | 1,11 | 2,3 |
| Total porosity | 6 | % | 49,5 | - | - |
| Apparent porosity | 6 | % | 29,9 | - | - |
| Water absorption | 6 | % | 25,5 | 0,28 | 1,1 |
| Water absorption coefficient | 3 | g.m-2.s-1/2 | 232 | 6,9 | 3,0 |
| Linear thermal expansion | 8 | 106.K-1 | 12,5 | 1,23 | 9,9 |
| Compressive strength | 10 | MPa | 12,3 | 1,6 | 13,0 |
| Flexural strength | 10 | MPa | 3,3 | 0,7 | 21,2 |
| Abrasion resistance | 1 | mm | 69,5 | - | - |
