Jökull - 01.01.2012, Qupperneq 37

Deciphering eruption history and magmatic processes from tephra in Iceland
iments off North Iceland. J. Quaternary Sci. 26, 589–
602.
Guðmundsdóttir, E. R., G. Larsen and J. Eiríksson 2012.
Tephra stratigraphy on the North Icelandic shelf: ex-
tending tephrochronology into marine sediments off
North Iceland. Boreas 41, 719–734.
Gudmundsson, H. J. 1998. Holocene glacier fluctuations
and tephrochronology of the Öræfi district, Iceland.
Unpublished Ph.D. Thesis, University of Edinburgh,
272pp.
Gudmundsson, A., N. Oskarsson, K. Grönvold, K. Sæ-
mundsson, O. Sigurdsson, R. Stefansson, S. Gíslason,
P. Einarsson, B. Brandsdottir, G. Larsen, H. Johannes-
son and Th. Thordarson 1992. The 1991 eruption of
Hekla, Iceland. Bull. Volc. 54, 238–246.
Gudmundsson, M. T., F. Sigmundsson and H. Björns-
son 1997. Ice-Volcano interaction of the 1996 Gjálp
subglacial eruption, Vatnajökull, Iceland. Nature 389,
954–957.
Gudmundsson, M. T., Th. Thordarson, A. Höskuldsson,
G. Larsen, H. Björnsson, F. J. Prata, B. Oddsson,
E. Magnússon, Th. Högnadóttir, G. N. Petersen, C.
L. Hayward, J. A. Stevenson and I. Jónsdóttir 2012.
Ash generation and distribution from the April-May
2010 eruption of Eyjafjallajökull, Iceland. Scientific
Reports 2, 572, doi: 10.1038/srep00572.
Haflidason, H., J. Eiríksson and S. Van Kreveld 2000. The
tephrochronology of Iceland and the North Atlantic re-
gion during the Middle and Late Quaternary: a review.
J. Quaternary Sci. 15, 3–22.
Hammer, C. U. 1984. Traces of Icelandic eruptions in the
Greenland ice-sheet. Jökull 34, 51–65.
Hammer, C. U., H. B. Clausen and W. Dansgaard 1980.
Greenland ice sheet evidence of postglacial volcanism
and its climatic impact. Nature 288, 230–235.
Hardardóttir, J., Á. Geirsdóttir and Á. E. Sveinbjörnsdótt-
ir 2001. Seismostratigraphy and sediment studies of
Lake Hestvatn, southern Iceland: implications for the
deglacial history of the region. J. Quaternary Sci. 16,
167–179.
Hayward, C. 2012. High spatial resolution electron probe
microanalysis of tephras and melt inclusions without
beam-induced chemical modification. The Holocene
22, 119–125, doi: 10.1177/0959683611409777.
Hunt, J. B. and P. G. Hill 1993. Tephra geochemistry: a
discussion of some persistent analytical problems. The
Holocene 3, 271–278.
Hunt, J. B. and P. G. Hill 2001. Tephrological implica-
tions of beam size-sample-size effects in electron mi-
croprobe analysis of glass shards. J. Quaternary Sci.
16, 105–117.
Höskuldsson, Á., N. Óskarsson, R. Pedersen, K. Grönvold,
K. Vogfjörð and R. Ólafsdóttir 2007. The millennium
eruption of Hekla in February 2000. Bull. Volc. 70,
169–182.
Jagan, A. 2010. Tephra stratigraphy and geochemistry
from three Icelandic lake cores: a new method for de-
termining source volcano of tephra layers. M.Sc. The-
sis, University of Edinburgh.
Jakobsson, S. P. 1978. Environmental factors controlling
the palagonitization of the Surtsey tephra, Iceland.
Bull. Geol. Soc. Denmark 27, 91–105.
Jakobsson, S. P. 1979. Petrology of recent basalts of the
Eastern Volcanic zone, Iceland. Acta Naturalia Is-
landica 26, 1–103.
Jóhannesson, H. 1977. Þar var ei bærinn sem nú er bor-
gin. (The age of two recent lava flows in Hnappadalur,
W-Iceland). Náttúrufræðingurinn 47, 129–141.
Jóhannesson, H., R. M. Flores and J. Jónsson 1981. A
short account of the Holocene tephrochronology of
the Snæfellsjökull central volcano, western Iceland.
Jökull 31, 23–30.
Jóhannesson, H. and K. Sæmundsson 1998. Geological
map of Iceland, 1:500,000. Icelandic Institute of Nat-
ural History and Iceland Geodetic Survey, Reykjavík.
Jóhannsdóttir, G. E. 2007. Mid Holocene to late glacial
tephrochronology in west Iceland as revealed in three
lacustrine environments. Unpublished M.Sc. Thesis,
University of Iceland, 182 pp.
Jónsson, T. 1990. Hvert liggja öskugeirar. Náttúrufræðing-
urinn 60, 103–105.
Kirkbride, M. P. and A. J. Dugmore 2005. Late Holocene
solifluction history reconstructed using tephrochronol-
ogy. In: Harris, C. and J. B. Murton (eds.). Cryosphe-
ric Systems: Glaciers and Permafrost. Geol. Soc. Lon-
don Spec. Publ. 242, 145–155.
Kirkbride, M. P. and A. J. Dugmore 2006. Responses of
mountain ice caps in central Iceland to Holocene cli-
mate change, revealed by tephrochronology. Quater-
nary Sci. Rev. 25, 1692–1707.
Kirkbride, M. P. and A. J. Dugmore 2008. Tephrochrono-
logical dating of glacier advances AD 410–1947 in
Southern Iceland. Quaternary Res. 70, 398–411.
Kristjánsdóttir, G. B., J. S. Stoner, A. E. Jennings, J.
T. Andrews and K. Grönvold 2007. Geochemstry of
Holocene cryptotephras from the North Iceland Shelf
(MD99-2269): intercalibration with radiocarbon and
palaeomagnetic chronostratigraphies. The Holocene
17, 155–176.
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