Building Materials / Argent Station / Bushveld Complex / OURNAL OF THE SOUTH AFRICAN INSTITUTE OF MINING AND METALLURGY Volume / University of Pretoria Verryn / University of Pretoria Mayors / University of Pretoria / University of Pretoria Short Course / South African Institute of Mining / University of Johannesburg Geological Survey / Adolf Reichwein Gymnasium / Vergenoeg Mine / /
German Mineralogical Association South African Coal Ash Association / Spectroscopic Society of South Africa / Geological Society of South Africa / Mineralogical Society of America / Department of Geology / University of Pretoria Verryn / International Mineralogical Society in South Africa / Department of Materials Science and Metallurgical Engineering / Canadian Mineralogical Association / University of Pretoria Mayors / SOUTH AFRICAN INSTITUTE OF MINING AND METALLURGY Volume / University of the Witwatersrand / Johannesburg / University of Pretoria Short Course / South African Crystallographic Society / GSSA Council / Mineralogical Association of South Africa / International Mineralogical Association / South African Spectroscopic Society / University of Pretoria / Mineralogical Society of South Africa / Geochemical Society / South African Coal Ash Association / University of Johannesburg Geological Survey of Botswana / International Congress / South African Institute of Mining and Metallurgy / X-Ray Powder Diffraction Unit / University of Pretoria Scientific / Council Member Fossil Fuel Foundation SA Council for Scientific Professions / Rand Afrikaans University / Directorate of Professional Programmes / International Mineralogical Society in Budapest / German Mineralogical Association / International Mineralogical Association’s Commission on New Minerals / Nomenclature and Classification / Geological Association of Africa Deutsche / International Association of Geoanalysts / /
Person
Susan Nhlapo / Geology / Sabine M C Verryn / Walter Wilhelm / Jan Rijn Zeevaart / Mark / Stephen David Verryn / Ray Powder / Herbert Pöllmann / Jennifer Anderson / Glen Hove Conferencing / Sandra / Nadine / Sabine Marie Charlotte Verryn / Ray Powder Diffractometer / Raman Spectroscopy / Diffraction / Francois S Moolman / Glen Pretoria / Sabine Marie Charlotte / / /
Position
Director / Analyst / Miner / Chair of the organizing committee / vice president / speaker / Mineralogist / Vice Chair / co-author / consultant / specialist / General / author / leading scientist / Vice-chair / Chairperson / natural scientist / Chair / Representative / Analyst / Vice Chairperson / /