During this time she was a driving force behind the government's policy of creating New Order Mining Rights which ended a period where big mining firms which controlled nearly all South Africa's minerals reserves, were able to hold mining rights to them in perpetuity.
Durante este tempo foi unha forza impulsora na política do goberno de crear a Nova Orde de Dereitos de Minaría, que puxo fin a un período en que as grandes empresas mineiras, que controlaban case todos os minerais das reservas de Suráfrica, podían manter os dereitos mineiros concedidos en perpetuidade.