Technical Specifications
I.G.M.E (2015) Directory of Greek Ornamental and Structural Stones
| PHYSICAL MECHANICAL PROPERTIES | AVERAGE VALUE* | 
|---|---|
| Apparent density (EN 1936), kg/m³ | 2680 | 
| Open porosity (EN 1936), % vol. | 1.2 | 
| Water absorption at atmospheric pressure (ΕΝ 13755), % wt. | 0.7 | 
| Uniaxial compressive strength (ΕΝ 1926), MPa | 122 | 
| Flexural strength under concentrated load (ΕΝ 12372), MPa | 11.5 | 
| Breaking load at dowel hole (ΕΝ 13364), Ν | 2100 | 
| Abrasion resistance (ΕΝ 14157 - Β), mm³ | 12874 | 
| Rupture energy (ΕΝ 14158), Joule | 3 | 
| Frost resistance (ΕΝ 12371): Flexural strength under concentrated load (ΕΝ 12372) after 48 frost resistance cycles, MPa | 9.8 | 
*The values are indicative of the stone type in the region and are not connected to certain quarries.
| MINERALOGICAL COMPOSITION | PERCENTAGE VALUE | 
|---|---|
| Calcite | 98% | 
| Quartz | 2% | 
Iron oxides were also observed in the sample in insignificant quantities.
| CHEMICAL ASSAY | % IN DRY SUBSTANCE | 
|---|---|
| SiO₂ | 1.65 | 
| Al₂O₃ | 0.23 | 
| Fe₂O₃ | 0.25 | 
| CaO | 54.45 | 
| MgO | 0.83 | 
| MnO | 0.10 | 
| K₂O | 0.15 | 
| Na₂O | 0.23 | 
| LOI | 43.00 | 
 
					 
                                
                             
                                
                            