Jökull

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Jökull - 01.01.2012, Qupperneq 39

Jökull - 01.01.2012, Qupperneq 39
Deciphering eruption history and magmatic processes from tephra in Iceland Óladóttir, B. A., G. Larsen and O. Sigmarsson 2011a. Holocene volcanic activity at Grímsvötn, Bárdar- bunga and Kverkfjöll subglacial centres beneath Vatnajökull, Iceland. Bull. Volc. 73, 1187–1208, doi:10.1007/s00445-011-0461-4. Óladóttir, B. A., O. Sigmarsson, G. Larsen and J. L. Dev- idal 2011b. Provenance of basaltic tephra from Vatna- jökull subglacial volcanoes, Iceland, as determined by major- and trace-element analyses. The Holocene 21, 1037–1048, doi:10.1177/0959683611400460. Peacock, M. A. 1926. The petrology of Iceland, part 1. The basic tuffs. Trans. Roy. Soc. Edinb. 55, 53–76. Pearce, N. J. G., J. S. Denton, W. T. Perkins, J. A. Westgate and B. V. Alloway 2007. Correlation and characteri- sation of individual glass shards from tephra deposits using trace element laser ablation ICP-MS analyses: current status and future potential. J. Quaternary Sci. 22, 721–736. Petersen, G. N., H. Björnsson, Th. Arason and S. von Löwis 2012. Two weather radar time series of the alti- tude of the volcanic plume during the May 2011 erup- tion of Grímsvötn, Iceland. Earth Syst. Sci. Dat. 4, 121–127. Putirka, K. D. 2008. Thermometers and barometers for volcanic systems. Rev. Mineral. Geochem. 69, 61–120. Pyle, D. M. 2000. Sizes of volcanic eruptions. In: Sig- urdsson, H., B. F. Houghton, S. McNutt, H. Rymer and J. Stix (eds.). Encyclopedia of Volcanoes 263– 269.Academic Press, San Diego. Róbertsdóttir, B. 1992a. Þrjú forsöguleg gjóskulög frá Heklu, HA, HB, og HC. Jarðfræðafélag Íslands, Vegg- spjaldaráðstefna, ágrip 6–7. Róbertsdóttir, B. 1992b. Forsöguleg gjóskulög frá Kötlu. Jarðfræðafélag Íslands, Veggspjaldaráðstefna, ágrip 8–9. Róbertsdóttir, B., J. Eiríksson and G. Larsen 2002a. A westward trending two-coloured tephra layer at 2540 cal BP from the Hekla volcanic system, Iceland: Po- tential marker horizon outside Iceland? The 25th Nordic Geological Winter Meeting, abstracts 177, Reykjavík, Iceland. Róbertsdóttir, B., G. Larsen and J. Eiríksson 2002b. A new detailed stratigraphical and geochemical record of 30 tephra layers from the Hekla volcanic system, Iceland, 2980–850 cal. BP. The 25th Nordic Geological Winter Meeting, abstracts 178, Reykjavík, Iceland. Shane, P. 2000. Tephrochronology: a New Zealand case study. Earth Sci. Rev. 49, 223-259. Sigmarsson, O. 2012. Mafic intrusions triggering erup- tions in Iceland. Geophysical Res. Abstracts 14, EGU2012-12722. EGU General Assembly, Vienna. Sigmarsson, O., M. Condomines and S. Fourcade 1992. A detailed Th, Sr, and O isotope study of Hekla: differ- entiation processes in an Icelandic volcano. Contrib. Mineral. Petrol. 112, 20–34. Sigmarsson, O., I. Vlastelic, R. Andreasen, I. Bindeman, J. L. Devidal, S. Moune, J. K. Keiding, G. Larsen, Á. Höskuldsson and Th. Thordarson 2011. Remobi- lization of silicic intrusion by mafic magmas durint the 2010 Eyjafjallajökull eruption. Solid Earth 2, 271– 281. Sigmundsson, F., S. Hreinsdóttir, A. Hooper, Th. Árna- dóttir, R. Pedersen, M. J. Roberts, N. Óskarsson, A. Auriac, J. Decriem, P. Einarsson, H. Geirsson, M. Hensch, B. ÓfeIgsson, E. Sturkell, H. Sveinbjörns- son and K. Feigl 2010. Intrusion triggering of the 2010 Eyjafjallajökull eruption. Nature 426, 426–430, doi:10.1038/nature09558. Sigurgeirsson, M. A. 1992. Gjóskumyndanir á Reykjanesi (Tephra deposits on the Reykjanes volcanic system). M.Sc. Thesis, University of Iceland, 114 pp. Sigurgeirsson, M. A. 1995. Yngra-Stampagosið á Reyk- janesi (The Younger-Stampar eruption at Reykjanes, SW-Iceland). Náttúrufræðingurinn 64, 211–230. Sigurgeirsson, M. Á. and Á. E. Sveinbjörnsdóttir 1999. Forsöguleg gjóskulög á suðvesturlandi. Jarðfræðafél- ag Íslands, Vorráðstefna, 51–52. Sigvaldason, G. E. 2002. Volcanic and tectonic processes coinciding with glaciation and crustal rebound: an early Holocene rhyolitic eruption in the Dyngjufjöll volcanic centre and the formation of the Askja caldera, north Iceland. Bull. Volc. 64, 192–205. Sigvaldason, G. E., K. Annertz and M. Nilsson 1992. Ef- fect of glacier loading/deloading on volcanism: Post- glacial volcanic production rate of the Dyngjufjöll area, central Iceland. Bull. Volc. 54, 385–392. Sparks, R. S. J., H. Sigurdsson and L. Wilson 1977. Magma mixing: a mechanism for triggering acid ex- plosive eruptions. Nature 267, 315–318. Steinthorsson, S. 1967. Tvær nýjar C14 aldursákvarðanir á öskulögum úr Snæfellsjökli. Náttúrufræðingurinn 37, 236–238. Steinthorsson, S. 1977. Tephra layers in a drill core from the Vatnajökull Ice Cap. Jökull 27, 2-27. Stroncik, N. A. and H. U. Schmincke 2002. Palagonite – a review. Int. J. Earth Sci. 91, 680–697, doi:10.1007/- s00531-001-0238-7. Stuiver, M., P. J. Reimer, E. Bard, J. W. Beck, G. S. Burr, K. A. Hughen, F. G. McCormac, J. V. D. Plicht and M. JÖKULL No. 62, 2012 37
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