Biotite from selected localities.
Switzerland | |
| The Canadian Mineralogist Vol. 44, pp. 000 (2006) page 205 |
| Dreier, F. (2000): Die Mine des Moulins im Val d'Anniviers (VS), Schweiz. Lapis 25 (7-8), 67-73; 86. (in German) |
Switzerland | |
| The Canadian Mineralogist Vol. 44, pp. 000 (2006) page 205 |
| Dreier, F. (2000): Die Mine des Moulins im Val d'Anniviers (VS), Schweiz. Lapis 25 (7-8), 67-73; 86. (in German) |