Table 3 Chemical composition of dredged sea soil and metakaolin.
From: Evaluation of Pozzolanic Activity for Effective Utilization of Dredged Sea Soil
Chemical analysis (wt%) | Metakaolin | SH | JH |
|---|---|---|---|
SiO2 | 56.96 | 53.50 | 65.07 |
Al2O3 | 35.65 | 12.68 | 13.30 |
SO3 | 0.23 | 3.57 | 5.54 |
Fe2O3 | 3.21 | 5.25 | 4.76 |
CaO | 1.81 | 12.80 | 2.13 |
Na2O | 0.51 | 2.97 | 2.96 |
MgO | 0.58 | 3.08 | 2.00 |
Cl | – | 2.32 | 1.56 |
P2O5 | – | 2.08 | 0.89 |
TiO2 | 0.31 | 0.46 | 0.52 |
CuO | – | 0.74 | 0.99 |
ZnO | – | 0.18 | 0.03 |
Cr2O3 | – | 0.12 | 0.17 |
MnO | 0.05 | 0.11 | – |
SrO | – | 0.07 | 0.05 |
Loss on ignition (%) | 3.3 | 8.0 | 6.2 |