Cornwallite from Bou Azzer mining district, Drâa-Tafilalet Region, Morocco
Morocco | |
| Favreau, G. and Dietrich, J. E. (2006). Die Mineralien von Bou Azzer. Lapis 31(7/8), 27-68 |
| Favreau, G. and Dietrich, J. E. (2006). Die Mineralien von Bou Azzer. Lapis 31(7/8), 27-68 |