{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/10217"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/10217","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Factors affecting the attachment of Metallosphaera hakonensis during the colonisation of low grade mineral sulphide heaps","abstract":"This thesis pertains to the extraction of copper via heap bioleaching, focussing specifically on the bioleaching of the mineral sulphide, chalcopyrite (CuFeS2). Industrial heap bioleaching offers an attractive alternative to conventional extraction methods, such as smelting, for processing low grade ores. 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