Goethite from Otjiwarongo Constituency, Otjozondjupa Region, Namibia
Namibia | |
| Orris, Greta J., Grauch, Richard I. (2002) Rare Earth Element Mines, Deposits, and Occurrences. Open-File Report 2002-189. US Geological Survey doi:10.3133/ofr02189 |
Fluorite: The Collector's Choice. Extra Lapis English No. 9 |
Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia