Calcretes and their decalcification around Rundu, Okavangoland, South West Africa in Palaeoecology of Africa and the surrounding islands. Volume 15. Southern African Society for Quaternary research. Proceedings.
Pedocretes occurring around Rundu, Okavangoland, South West Africa/Namibia show all gradations between calcrete and silcrete. Certain calcrete-like materials containing no carbonate are interpreted as representing decalcified, silicified calcretes