Research Article
The Use of Waste Maroon Marble Powder and Iron Oxide Pigment in the Production of Coloured Self-Compacting Concrete
Table 1
Mechanical, physical, and chemical properties of cement and mineral admixtures.
| Component (%) | Cement | MMP | LP |
| SiO2 | 21.60 | 0.68 | 4.94 | Fe2O3 | 0.26 | 0.17 | 0.57 | AI2O3 | 4.05 | 0.32 | 0.81 | CaO | 65.7 | 56.25 | 51.96 | MgO | 1.30 | 0.21 | 0.57 | SO3 | 3.30 | — | — | CI- | — | — | — | K2O | 0.35 | 1.80 | — | Na2O | 0.30 | 2.44 | — | Loss ignition | 3.20 | 42.83 | 40.39 | Specific gravity | 3.06 | 2.73 | 2.71 | Blaine (cm2/g) | 4600 | 8031 | 2500 | Compressive strength (MPa) | | | 2 days | 37.0 | | | 7 days | 50.0 | | | 28 days | 60.0 | | |
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