Acc Cement Limetone Mines Portugal
A low grade limestone from acc mine, madukkarai, coimbatore district, tamil nadu was subjected to beneficiation by cationic reverse flotation process with the aim of producing cement grade and metallurgical grade concentrates. the low grade limestone analyzed 45 cao, 80 total carbonate (tc), 18 si02, mgo, fe203 al2o3 alkalis and loi.