Apr 24, 2019· Flotation is a useful beneficiation method for fluorite/ fluorspar ores, suit for large scale fluorite ore processing plant, the flotation process and chemical agent varies from the ore characteristics.
May 04, 2013· copper extraction and purification – Chemguide. Extraction, purification and uses of aluminium. . The method used to extract copper from its ores depends on the nature of the ores such as . The iron in the chalcopyrite ends up converted into an iron(II) silicate slag which is of the . This is used to make sulphuric acid via the Contact Process.