Table 4 The morphology and phase characterization of CaCO3 crystals—bioaugmentation.
S. No | Group ID | Concentration of NUMC OD @ 600 nm | Concentration of S. pasteurii OD@ 600 nm | The average size of the crystal (µm) | Shape | Phase |
|---|---|---|---|---|---|---|
1 | Group 1 | 0 | 0.4 | 5–10 | Rhombohedral | Calcite |
2 | Group 2 | 0.1 | 5–10 | Rhombohedral | ||
3 | Group 3 | 0.2 | 5–10 | Rhombohedral | ||
4 | Group 4 | 0.4 | 5–10 | Rhombohedral | ||
5 | Group 5 | 0.8 | 15–25 | Individual and cluster of rhombohedral | ||
6 | Group 6 | 1.6 | 30–40 | Cluster of rhombohedral | ||
7 | Group 7 | 3.2 | 30–40 | Cluster of rhombohedral |
