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Italy | |
- Verbano-Cusio-Ossola Province
| Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007) Minerali del Piemonte e della Valle d'Aosta - Associazione Amici del Museo "F. Eusebio" Alba. |
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Switzerland | |
- Albrunhorn - Turbhorn area
| Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 416. |
| Christian Bracke Collection |
| Graeser, S., Chetelat, G. (1987) Le Binntal (Suisse) Le Cahier des Micromonteurs 18(4), 3-18 Graeser, S., Chetelat, G. (1987) Le Binntal (Suisse) Le Cahier des Micromonteurs 18(4), 3-18 |
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| binn.strahlen.org (n.d.) http://binn.strahlen.org/php/frame.php?section=loc&sub=5&infoid=120 |
| Found by Frank de Wit 2011 |
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| Cuchet, S., Crumbach, M. and van der Burgt, A. (2014): Das Binntal enthüllt ein grosses Geheimnis. Schweizer Strahler 48 (2), 2-55 (in German and French) |
| Bruno Lüscher Collection |
Monte Cervandone area, Devero Alp, Baceno, Verbano-Cusio-Ossola Province, Piedmont, Italy