An investigation of Archean and Paleoproterozoic metamorphic processes in the Limpopo Belt via detailed analysis of reaction textures in metapelites from the Bandelierkop Formation, Southern Marginal Zone of the Limpopo Belt Nonkuselo Madlakana This is submitted in fulfilment of the requirements of a DOCTOR OF PHILOSOPHY IN THE FACULTY OF EARTH SCIENCES December 2021 Department of Earth Science, Stellenbosch University Supervisor: Prof Gary Stevens