@misc{cole2019atlantis, title = {Atlantis Foundries Sand, 4 km southwest of Atlantis. White, fine- to medium-grained, well-sorted, aeolian, quartzose sand of the Springfontyn Formation is exploited for foundry sand. The sand is 2 to 4 m thick and overlies residual clay of the Malmesbury } author = {Cole, DI and Ngcofe, L and Halenyane, K}, url = {http://www.fewlbnexus.uct.ac.za/sites/default/files/image_tool/images/91/Report%20on%20mineral%20resources%20of%20the%20WC.pdf}, year = {2019} }