Jökull


Jökull - 01.01.2005, Side 73

Jökull - 01.01.2005, Side 73
Holocene tephra stratigraphy and eruption frequency of Katla, S-Iceland REFERENCES Björck, S., Ó. Ingólfsson, H. Hafliðason, M. Hallsdótt- ir and N. J. Anderson 1992. Lake Torfadalsvatn: A high resolution record of the North Atlantic ash zone 1 and the last glacial-interglacial environment changes in Iceland. Boreas 21, 15–22. Björnsson, H., F. Pálsson and M. T. Guðmundsson 2000. Surface and bedrock topography of the Mýrdalsjökull ice cap, Iceland: The Katla caldera, eruption sites and routes of jökulhlaups. Jökull 49, 29–46. Dugmore, A. J., G. Larsen and A. J. Newton 1995a. Seven tephra isochrones in Scotland. The Holocene 5, 257– 266. Dugmore, A. J., J. S. Shore, G. T. Cook, A. J. Newton, K. J. Edwards and G. Larsen 1995b. The radiocarbon dat- ing of Icelandic tephra layers in Britain and Iceland. Radiocarbon 37, 2:379–388. Einarsson, E. H., G. Larsen and S. Thorarinsson 1980. The Sólheimar tephra layer and the Katla eruption of ∼1357. Acta Naturalia Islandica 28, 2–23. Grönvold, K. and H. Jóhannesson 1984. Eruption in Grímsvötn 1983. Jökull 34, 1–11. Grönvold, K., N. Óskarsson, S. J. Johnsen, H. B. Clausen, C. U. Hammer, G. Bond and E. Bard 1995. Ash layers from Iceland in the Greenland GRIP ice core corre- lated with oceanic and land sediments. Earth planet. Sci. Lett. 135, 149–155. Hafliðason, H., J. Eiríksson and S. V. Kreveld 2000. The tephrochronology of Iceland and the North Atlantic re- gion during the Middle and Late Quaternary: a review. J. Quat. Sci. 15, 3–22. Hildebrand, L., K. Grönvold and N. Oskarsson 1998. Geo- chemistry and evolution of the Katla volcanic centre, south Iceland. Nord. Volcanol. Inst., Abstr. Jakobsson, S. P. 1979. Petrology of recent basalts of the Eastern Volcanic Zone, Iceland. Acta Naturalia Is- landica 26, 1–103. Jóhannesdóttir, G. E., T. Thordarson, Á. Geirsdóttir and G. Larsen 2005. The widespread ∼10 ka Saksunarvatn tephra: Product of three large basaltic phreatoplinian eruptions. Geoph. Res. Abstracts 7, 05991, 2005. Jóhannesson, H. and K. Sæmundsson 1998. Geological Map of Iceland, 1:500 000, Tectonics, 1st ed. Icelandic Institute of Natural History, Reykjavík. Lacasse, C., H. Sigurðsson, H. Jóhannesson, M. Paterne and S. Carey 1995. Source of Ash Zone 1 in the North Atlantic. Bull. Volcanol. 57, 18–32. Larsen, G. and S. Thorarinsson 1977. H-4 and other acid Hekla tephra layers. Jökull 27, 28–46. Larsen G. 1979. Um aldur Eldgjárhrauna (Tephrochrono- logical dating of the Eldgjá lavas in South Iceland). Náttúrufræðingurinn 49, 1–26. Larsen, G. 1981. Tephrochronology by microprobe glass analysis. In Self, S. and R. S. J. Sparks, (eds.), Tephra Studies, Dordrecht: D. Reidel, 95–102. Larsen, G. 1984. Recent volcanic history of the Veiðivötn fissure swarm, southern Iceland - An approach to vol- canic risk assessment. J. Volcanol. Geotherm. Res. 22, 33–58. Larsen, G., M. T. Guðmundsson and H. Björnsson 1998. Eight centuries of periodic volcanism at the center of the Iceland hotspot revealed by glacier tephrostratig- raphy. Geology 26, 943–946. Larsen, G. 2000. Holocene eruptions within the Katla vol- canic system, south Iceland: Characteristics and envi- ronmental impact. Jökull 49, 1–28. Larsen, G., A. J. Newton, A. J. Dugmore and E. Vil- mundardóttir 2001. Geochemistry, dispersal, volumes and chronology of Holocene silicic tephra layers from the Katla volcanic system, Iceland. J. Quat. Sci. 16, 119–132. Mangerud, J., H. Furnes and J. Johanssen 1986. A 9000 year old ash bed on the Faroe Islands. Quat. Res. 21, 85–104. Metrich, N. and R. Clocchiatti 1998. Melt inclusions in- vestigation of the volatile behaviour in historic alkali basaltic magmas of Etna. Bull. Volcanol. 51, 185–198. Óladóttir, B. A. 2004. Eruption history and magmatic evo- lution at the Katla volcanic system, Iceland, during the Holocene. Masters thesis. Université Blaise Pas- cal, Clermont-Ferrand, 78 pp. Óskarsson, N., G. E. Sigvaldason and S. Steinþórsson 1982. A dynamic model of rift zone petrogenesis and the regional petrology of Iceland. J. Petrology 23, 28– 74. Robson, G. R. and J. Spector 1962. Crystal fractionation of the Skaergaard type in modern Icelandic magma. Nature 193, 1277–1278. Sigmarsson, O., M. Condomines and S. Fourcade 1992. A detailed Th, Sr and O isotope study of Hekla: differen- tiation processes in an Icelandic volcano. Contr. Min. Petr. 112, 20–34. Sigvaldason, G. E. and N. Óskarsson 1976. Chlorine in basalts from Iceland. Geochim. Cosmochim. Acta 40, 777–789. JÖKULL No. 55 73
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