Utilization of Iron Ore Tailings as Raw Material for Portland Cement .
Feb 24, 2016 . IOT, clay, limestone, quartz sand, and iron ore were used as raw ... of Portland cement of 42.5 MPa strength grade, which confirmed the . The recovery of iron from iron ore tailings using magnetic separation . eco friendly construction bricks from hematite tailings, Construction and Building Materials, vol.Live Chat