Grunerite from
South Africa | |
| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
www.portergeo.com.au/database/mineinfo.asp?mineid=mn017 |
South Africa | |
| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
www.portergeo.com.au/database/mineinfo.asp?mineid=mn017 |