Amphibole Supergroup from Passau District, Lower Bavaria, Bavaria, Germany
Germany | |
| [var. Byssolite] Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp. |
| Neschen, Peter (n.d.) Personal communication. |
Grögöd Quarry, Untergriesbach, Passau District, Lower Bavaria, Bavaria, Germany