https://commons.ufh.ac.za/vital/access/manager/Index ${session.getAttribute("locale")} 5 The porphyry copper system and the precious metal-gold potential https://commons.ufh.ac.za/vital/access/manager/Repository/vital:4992 Wed 12 May 2021 18:20:36 SAST ]]> Molybdeunum mineralization with emphasis on porphyry systems genesis and exploration https://commons.ufh.ac.za/vital/access/manager/Repository/vital:5023 Wed 12 May 2021 17:37:08 SAST ]]> Geological and economic factors affecting ore reserve estimation and grade control in porphyry type deposits https://commons.ufh.ac.za/vital/access/manager/Repository/vital:4921 Thu 13 May 2021 07:40:38 SAST ]]>