Mine Waste-Based Next Generation Bricks: A Case Study of Iron Ore Tailings, Red Mudand GGBS Utilization in Bricks

Table 2

Physical properties of IOT and red mud.

Properties	Red mud	Iron ore tailings
Plastic limit	27%	16.56%
Liquid limit	46%	26.1%
Plasticity index	19	9.54
Maximum dry density	1.48 kg/cubic meter	2.14 kg/cubic meter
Optimum moisture content	14.95%	9.8%
Specific gravity	2.8	2.34