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Namibia | |
| von Bezing, Ludi (2007) Namibia - Minerals and Localities. Bode Verlag GmbH, Haltern. |
| von Bezing, Ludi (2007) Namibia - Minerals and Localities. Bode Verlag GmbH, Haltern. |
| von Bezing, Ludi (2007) Namibia - Minerals and Localities. Bode Verlag GmbH, Haltern. |
|
South Africa | |
- Namakwa District Municipality
| Cairncross, Bruce (2004) History of the Okiep Copper District, Namaqualand, Northern Cape Province, South Africa. The Mineralogical Record, 35 (4) 289-317 |
| Ronaldson, J. H. (1905) Notes on the Copper Deposits of Little Namaqualand. Transactions of the Geological Society of South Africa 8:158-166. |
| Steffen Michalski Collection - all found at the dump in 1995 by myself, analyzed |