Add to ORKGI thank GOD for taking the journey with me till this end. I wish to express my gratitude and appreciation to the following persons who contributed immensely to producing this piece of work. Mr Leon Jackson, whose extreme patience, guidance, motivation and encouragement made this study possible. Prof. I. Rothmann, whose influence inspired me to work towards this goal. = Dr A. van der Menve, who spent valuable time on proofreading this thesis. Christina Mapeka, who helped with the translations. Matthews Phale, whose pivotal role in this study cannot be emphasised enough. Andy Bogopane, whose friendship, love and support encouraged me to this end. Members of Anglo Platinum, Impala Platinuni and Brandrill Torrex, for their willingness to partic...