Hans Merensky, 15 April 1938 at the opening of the Merensky Library, University of Pretoria https://www.up.ac.za/dspace/handle/2263/6526
Hans Merensky was a South African geologist, prospector, scientist, conservationist and philanthropist. He discovered the rich deposit of alluvial diamonds at Alexander Bay in Namaqualand, vast platinum and chrome reefs at Lydenburg, Rustenburg and Potgietersrus, which led to some of the largest platinum mines in the world, phosphates and copper at Phalaborwa in the Transvaal lowveld, gold in the Free State and the world’s biggest chrome deposit at Jagdlust near Pietersburg. Wikipedia
Hans Merensky, 15 April 1938 at the opening of the Merensky Library, University of Pretoria https://www.up.ac.za/dspace/handle/2263/6526