Research Article
Effect of Calcium Carbonate on the Mechanical Properties and Microstructure of Red Clay
Table 1
Physical parameters of red clay.
| | 
 |  | Parameters | Values |  | 
 |  | Maximum dry density (g/cm3) | 1.67 |  | Optimal moisture content (%) | 22 |  | Liquid limit (%) | 49.68 |  | Plastic limit (%) | 37.53 |  | Plasticity index (%) | 12.15 |  | Specific gravity | 2.75 |  | 
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