ERETRIA RED
| MINERALOGICAL COMPOSITION | CHEMICAL ANALYSIS | (Weight %) | |
|---|---|---|---|
| CALCITE | 92 | CaO | 51,39 |
| ALBITE | K20 | ||
| DOLOMITE | 2 | MgO | 1,55 |
| EPIDOTE | Na2O | ||
| QUARTZ | 3 | SiO2 | 2,44 |
| HEMATITE | MnO | ||
| MUSCOVITE | Fe2O3 | 0,38 | |
| CHROMITE | CO2 | 41,69 | |
| SERICITE | Al2O3 | 2,03 | |
| CLAYS | 3 | ||
| CLORITE |
| PHYSICAL AND MECHANICAL PROPERTIES | |
|---|---|
| APPARENT SPECIFIC WEIGHT Kg/m3 | 2685 |
| MODULUS OF ELASTICITY tn/cm2 | |
| ABSORPTION COEFFICIENT Wt% | 0,28 |
| ABRASION RESISTANCE mm (DIN 52108) | 3,93 |
| COMPRESSIVE STRENGTH Kg/cm2 | 1114 |
| MICROHARDNESS KNOOP Kg/mm2 | |
| MODULUS OF RAPTURE Kg/cm2 | 143 |
