mineral proccesing antimony Antimony Mineral Processing Proportion of antimony ore is far greater than proportion of gangue so it will be separated by using the method gravity separation This method has many features high efficiency energy saving and environment protection which can make the lowgrade ore enrichment advance More Details 24 ensp 0183 ensp 183 Located adjacent to its existing cement plant on Tilbury Island the Delta Grinding Facility Project would produce up to 650000 tonnes of supplementary cementitious material per year when fully operational and would have an operational life