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Iceland | |
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| [var. Chalcedony] Betz, Volker (1981) Famous mineral localities: Zeolites from Iceland and the Faeroes. The Mineralogical Record, 12 (1) 5-26 |
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| Jamison Turnbull collection, photo id 232314 |
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| [var. Chalcedony] self collected by Jamison Turnbull |
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| [var. Chalcedony] Betz, Volker (1981) Famous mineral localities: Zeolites from Iceland and the Faeroes. The Mineralogical Record, 12 (1) 5-26 |
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| Zeolite collection of Volker Betz |
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| [var. Chalcedony] Collection of Volker Betz |
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| [var. Chalcedony] Collection of Volker Betz |
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| [var. Chalcedony] Collection of Volker Betz |
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| [var. Chalcedony] Zeolite collection of Volker Betz |
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| [var. Chalcedony] Personally collected by Günter Frenz |
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| [var. Chalcedony] Zeolite collection of Volker Betz |
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| Personally collected by Günter Frenz |
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| [var. Chalcedony] Personally collected by Günter Frenz |
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| Zeolite collection of Volker Betz, Photo ID: Eskilfjördur |
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| Personally collected by Günter Frenz |
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| Collection of Volker Betz |
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| Viereck, L. G., Griffin, B. J., Schmincke, H. U., & Pritchard, R. G. (1982). Volcaniclastic rocks of the Reydarfjordur drill hole, eastern Iceland: 2. Alteration. Journal of Geophysical Research: Solid Earth, 87(B8), 6459-6476. |
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| Zeolite collection of Volker Betz |
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| Personally collected by Günter Frenz |
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| Zeolite collection of Volker Betz |
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| Betts, John (n.d.) John Betts website listing. |
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| Zeolite collection of Volker Betz |
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| Walker G.P.L. (1960) Zeolite zones and dike Distribution in relation of the structure of the basalts of Eastern Iceland , Journal of Geology 68, 515-525 |
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| Neuhoff, P.S., Fridriksson, T., Arnórsson, S., and Bird, D.K. (1999) Porosity changes and mineralparagenesis during low-grade metamorphism at Teigarhorn, eastern Iceland. American Journal of Science: 299: 467-501 |
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| [var. Chalcedony] Personally collected by Günter Frenz |
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| Zeolite collection of Volker Betz |
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| Zeolite colletion of Volker Betz |
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| 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
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 |
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| Personally collected by Günter Frenz |
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| Personally collected by Günter Frenz |
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| Escobedo, D., Patrier, P., Beaufort, D., Gibert, B., Levy, L., Findling, N., & Mortensen, A. (2021). Contribution of the Paragenetic Sequence of Clay Minerals to Re-Examination of the Alteration Zoning in the Krafla Geothermal System. Minerals, 11(9), 935.
Carson, G. L. (2015). Hydrothermal Acid-sulfate Alteration at Krafla and Námafjall, Ne Iceland: Implications for Gusev Crater and Meridiani Planum, Mars. Masters thesis, University of Wisconsin-Milwaukee.
Tamjidi, A. Borehole geology and hydrotermal alteration of well KJ-29 in the Krafla high-temperature area, NE-Iceland. United Nations University. |
- Námaskarð Geothermal Area
| Mineralogy and bulk geochemistry of a fumarole at Hverir, Iceland: Analog for acid sulfate leaching on Mars Am Min in press |
- Sveitarfélagið Skagafjörður
| Steen, H. (2005): Am Vulkanischen "Hotspot" - Klare Bergkristalle aus dem Norden Islands. Lapis, 30 (11), 30-33. |
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| Personally collected by Günter Frenz |
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| Ragnarsdóttir, K. V., Walther, J. V., & Arnórsson, S. (1984). Description and interpretation of the composition of fluid and alteration mineralogy in the geothermal system, at Svartsengi, Iceland. Geochimica et Cosmochimica Acta, 48(7), 1535-1553. |
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| Lahan, M. M. (2012). Geological and geothermal mapping in the Trölladyngja field, SW-Iceland. United Nations University Geothermal Training Programme Report 19 |
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| Lahan, M. M. (2012). Geological and geothermal mapping in the Trölladyngja field, SW-Iceland. United Nations University Geothermal Training Programme Report 19
Jamison Turnbull's collection |
- Grímsnes- og Grafningshreppur
| Kristmannsdottir, H., Tomasson, J. (1978) Zeolite zones in geothermal areas in Iceland. In Natural Zeolites - Occurrence, Properties, Use. Pergamon Press, Oxford. p.277-284. |
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| Weidendorfer, D., Mattsson, H. B., & Ulmer, P. (2014). Dynamics of magma mixing in partially crystallized magma chambers: textural and petrological constraints from the basal complex of the Austurhorn intrusion (SE Iceland). Journal of Petrology, 55(9), 1865-1903. doi.org/10.1093/petrology/egu044
Blake, D. H. (1966). The net-veined complex of the Austurhorn intrusion, southeastern Iceland. The Journal of Geology, 74(6), 891-907. doi.org/10.1086/627218 |
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| Saemundsson, K. & Gunnlaugsson, E. (2006): Icelandic rocks and minerals. Edda UK Ltd., 234 pp |
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| Martin, E., & Sigmarsson, O. (2007). Crustal thermal state and origin of silicic magma in Iceland: the case of Torfajökull, Ljósufjöll and Snæfellsjökull volcanoes. Contributions to Mineralogy and Petrology, 153(5), 593-605. doi.org/10.1007/s00410-006-0165-5
Gunnarsson, B., Marsh, B. D., & Taylor Jr, H. P. (1998). Generation of Icelandic rhyolites: silicic lavas from the Torfajökull central volcano. Journal of Volcanology and Geothermal Research, 83(1-2), 1-45. doi.org/10.1016/S0377-0273(98)00017-1
Macdonald, R., McGarvie, D. W., Pinkerton, H., Smith, R. L., & Palacz, A. (1990). Petrogenetic evolution of the Torfajökull Volcanic Complex, Iceland I. Relationship between the magma types. Journal of Petrology, 31(2), 429-459. doi.org/10.1093/petrology/31.2.429 |
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| Franzson, H., Kristjánsson, B. R., Gunnarsson, G., Björnsson, G., Hjartarson, A., Steingrímsson, B., ... & Gíslason, G. (2005, April). The Hengill-Hellisheiði geothermal field. Development of a conceptual geothermal model. In Proceedings world geothermal congress (pp. 1-7). Antalya. |
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| Field collected by Howard Heitner. |
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| Betz, Volker (1981) Famous mineral localities: Zeolites from Iceland and the Faeroes. The Mineralogical Record, 12 (1) 5-26 |
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| [var. Chalcedony] Zeolite collection of Volker Betz |
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| Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc., Phoenix, Arizona. 567pp. |
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| Flink, Gustav (1886) Mineralogiska notiser I. 10. Lievrit från Thyrill, Island [Mineralogical notices I. 10. Lievrit from Thyrill, Iceland]. Bihang til Svenska vetenskapsakademien handlingar, 12 (3) 44-46 |
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| Personally collected by Günter Frenz |
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| [Chalcedony var. Agate] Zeolite collection of Volker Betz |
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| Personally collected by Günter Frenz |
Berufjörður, Djúpavogshreppur, Múlaþing, Eastern Region, Iceland