Limestone and Dolomite and their Use in Iron and Steel
8/5/2013#0183;#32;The limestone which is used by iron and steel industry in bulk quantity is a bedded type sedimentary limestone. The two most important constituents are calcite and dolomite. Limestone frequently contains magnesium carbonate, either as dolomite CO3 or magnesite (MgCO3) mixed with calcite. Such rocks are termed as dolomitic or magnesian limestone. The mineral calcite