Kalafo ya bokahodimo: phosphate e ntsho/zinki e tshweu e putswa/ho pola zinki ka mmala
Boitsebiso: tšepe ea carbon
Lisebelisoa: E loketse boto ea gypsum, keel ea lehong, lihokelo tsa lebota, mabota a karohano a bobebe le ho kenya letoto la siling.