| Bowell, Robert J., Ermolina, Olga, Plas, Wim van der, Us, Jesper van, Steiner, Marius (2013) Famous mineral localities: Minerals of the Kaokoveld District, Kunene Region, Namibia. The Mineralogical Record, 44 (5) 485-504 Niedermayr, G., Schnaitmann, E. A., Brandstätter, F. (2008): Das Dioptas-Shattuckit-Vorkommen Kandesei im Kakokoland [sic]. Mineralien-Welt 19, 76-93 (in German). |
Onderra Mine, Opuwo Rural, Kunene Region, Namibia