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Switzerland | |
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| Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 28 |
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| [var. Pericline] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 28 |
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| 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. |
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| hède frédéric |
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| Found by Frank de Wit (september 2009) |
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| Erik Vercammen collection |
- Findel glacier (Findeln glacier; Findelen glacier) area
| [var. Pericline] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 28 |
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| Christian Bracke Collection |
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| [var. Pericline] Christian Bracke Collection |
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| [var. Pericline] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 28 |
Quartzite quarries, Embd, Visp, Valais, Switzerland