Spinel from Okiep Copper District, Namakwa District Municipality, Northern Cape, South Africa
South Africa | |
| Cairncross, Bruce (2004) History of the Okiep Copper District, Namaqualand, Northern Cape Province, South Africa. The Mineralogical Record, 35 (4) 289-317 |
| Econ Geol. (1995) 90:1934-1954 |