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Iceland | |
| Weisenberger, Tobias, Selbekk, Rune S. (2009) Multi-stage zeolite facies mineralization in the Hvalfjördur area, Iceland. International Journal of Earth Sciences, 98 (5) 985-999 doi:10.1007/s00531-007-0296-6 |
| Volker Betz collection & photo, identified by Weissenberger |
| Weisenberger, Tobias, Selbekk, Rune S. (2009) Multi-stage zeolite facies mineralization in the Hvalfjördur area, Iceland. International Journal of Earth Sciences, 98 (5) 985-999 doi:10.1007/s00531-007-0296-6 |
| [World of Stones 9/96 p.29] |
| Harvard University |
| Personally collected by Günter Frenz |
| www.iza-online.org (n.d.) http://www.iza-online.org/natural/Datasheets/Stilbite/Stilbite.html |
| Zeolite collection of Volker Betz |
| Weisenberger, Tobias, Selbekk, Rune S. (2009) Multi-stage zeolite facies mineralization in the Hvalfjördur area, Iceland. International Journal of Earth Sciences, 98 (5) 985-999 doi:10.1007/s00531-007-0296-6 |
| Personally collected by Günter Frenz |
- Sveitarfélagið Skagafjörður
| Personally collected by Günter Frenz |
Rauðafell, Berufjörður, Djúpavogshreppur, Múlaþing, Eastern Region, Iceland