processing dolomite into magnesium sulfate
Calcium carbonate The Essential Chemical Industry. They are lizenithne, chalk and dolomite. Lizenithne and chalk are both forms of calcium carbonate and dolomite is a mixture of calcium and magnesium carbonates. ... cooled and ground to a fine powder and mixed with calcium sulfate (gypsum). ... at the base of the absorber and compressed air is blown into this residue.