Physical Anlysis
| Mohs Hardness (Moh) | 3 |
| Water Absorption (% by wt) | Less than 0.1 |
| Compressive Strength (kg/cm2) | Dry 479, Wet 459 |
| Abrasion Resistance (Ha) | 12.56 |
| Bulk Specific Gravity (kg/m3) | 2714 |
Chemical Analysis
| Loss of Ignition (at 1000o ± 10o C) | 43.7 |
| Silica ( as SiO2) | 0.22 |
| Alumina (as Al2O3) | 0.02 |
| Iron Oxide (as Fe2O3) | 0.02 |
| Lime (as CaO) | 55.5 |
| Magnesia (as MgO) | 0.27 |
| Titania (as TiO2) | Nil |
| Soda (as Na2O) | Less than 0.01 |
| Potash (as K2O) | Less than 0.01 |
| Calcium Carbonate (as CaCO3) | 99.07 |