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Switzerland | |
| Liati A., Gebauer D., Froitzheim N. (2001): U-Pb SHRIMP geochronology of an amphibolitized eclogite and an orthogneiss from the Furg zone (Western Alps) and implications for its geodynamic evolution. Schweiz. Mineral. Petrogr. Mitt., 81, 379-393. |
| [var. Byssolite] Mineralienlexikon der Schweiz, Wepf Verlag, 1998, ISBN 3-85977-200-7 |
| [var. Byssolite] Christian Bracke Collection. |
| [var. Byssolite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 26 |
- Findel glacier (Findeln glacier; Findelen glacier) area
| [var. Byssolite] R. L. Parker, Die Mineralfunde der Schweiz |
| [var. Byssolite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 138. |
Mattmark reservoir, Saas-Almagell, Visp, Valais, Switzerland