From: Effect of Elevated Temperature on Mechanical Properties of Limestone, Quartzite and Granite Concrete
Element | Limestone | Quartzite | Granite |
---|---|---|---|
SiO2 | 2.69 | 91.14 | 63.05 |
Fe2O3 | 0.57 | 2.23 | 5.85 |
Al2O3 | 0.16 | 3.38 | 11.26 |
CaO | 53.36 | Traces | 13.19 |
MgO | 0.21 | Traces | 4.17 |
Na2O | 0.32 | 2.71 | 0.69 |
K2O | 0.41 | 0.3 | 1.08 |
Loss on ignition | 42.2 | 0.1 | 0.6 |