Jökull - 01.01.2016, Síða 82
Þorsteinsdóttir et al.
Óladóttir, B. A., Th. Thordarson, G. Larsen and O.
Sigmarsson 2007. Survival of the Mýrdalsjökull ice
cap through the Holocene thermal maximum: evi-
dence from sulphur contents in Katla tephra layers
(Iceland) from the last ∼8400 years. Ann. Glaciol. 45,
183–188.
Óladóttir, B. A., O. Sigmarsson, G. Larsen and Th. Thord-
arson 2008. Katla volcano, Iceland: magma composi-
tion, dynamics and eruption frequency as recorded by
Holocene tephra layers. Bull. Volcanol. 70, 475–493.
Óladóttir B. A., G. Larsen and O. Sigmarsson 2014. Vol-
ume estimates of nine prehistoric (∼1860 BC – 870
AD) Katla tephra layers. Jökull 64, 23–42.
Ólafsson, M., P. Imsland and G. Larsen 1984. Nornahár II
(Pelé’s hair II). Náttúrufræðingurinn 53, 135–144.
Rose, W. I. and A. J. Durant 2009. Fine ash content of
explosive eruptions. J. Volcanol. Geotherm. Res. 186,
32–39.
Self, S. and R. S. J. Sparks 1978. Characteristics of wide-
spread pyroclastic deposits formed by the interaction
of silicic magma and water. Bull. Volcanol. 41 (3),
196–212.
Smith, K. T. and A. J. Dugmore 2006. Jökulhlaups circa
landnám: mid- to late first millennium AD floods in
south Iceland and their implications for landscapes of
settlement. Geografiske Ann. 88A, (2), 165–176.
Sparks, R. S. J., L. Wilson and H. Sigurdsson 1981. The
pyroclastic deposits of the 1875 eruption of Askja, Ice-
land. Phil. Trans. Royal Soc. London, series A 299,
241–273.
Thorarinsson, S. 1980. Langleiðir gjósku úr þremur Kötlu-
gosum. Jökull 30, 65–73.
Thordarson, T. and G. Larsen 2007. Volcanism in Iceland
in historical time: Volcano types, eruption styles and
eruptive history. J. Geodyn. 43, 118–152.
Thordarson, Th. and Á. Höskuldsson 2008. Postglacial
volcanism in Iceland. Jökull 58, 197–228.
Thordarson, T., D. J. Miller, G. Larsen, S. Self and H.
Sigurdsson 2001. New estimates of sulfur degassing
and atmospheric mass-loading by the 934 AD Eldgjá
eruption, Iceland. J. Volcanol. Geotherm. Res. 1108,
33–54.
Thorsteinsdóttir, E.. S. 2012. Súr gjóska úr Kötlu. Korna-
stærð, kornalögun og þáttagreining. B.Sc. Thesis,
Univ. Iceland, Reykjavík, 54 pp.
Thorsteinsdóttir, E. S. 2015. Grain characteristics of
tephra from the subglacial SILK-LN Katla eruption
∼3400 years ago and the subaerial Hekla eruption in
1947. M.Sc. Thesis, Univ. Iceland, Reykjavík, 165 pp.
Thorsteinsdóttir, E. S., E. R. Gudmundsdóttir and G. Lar-
sen 2015. Grain characteristics of tephra from the sub-
glacial SILK-LN Katla eruption ∼3400 years ago and
the sub-aerial Hekla eruption in 1947. Jökull 65, 29–
49.
Wastegård, S. 2002. Early to middle Holocene silicic
tephra horizons from the Katla volcanic system, Ice-
land: new results from the Faroe Islands. J. Quat. Sci.
17, 723–730.
Wastegård, S., C. S. M. Turney, J. J. Lowe and S. J. Roberts
2000a. New discoveries of the Vedde Ash in southern
Sweden and Scotland. Boreas 29, 72–78.
Wastegård, S., B. Wohlfarth, D. A. Subetto and T. V. Sap-
elko 2000b. Extending the known distribution of the
Younger Dryas Vedde Ash into northwestern Russia.
J. Quat. Sci. 15, 581–586.
White, J. D. and B. Houghton 2000. Surtseyjan and re-
lated phreatomagmatic eruptions. In: Sigurðsson, H.,
B. Houghton, S. R. Mcnutt, H. Rymer and J. Stix
(eds.), Encyclopedia of Volcanoes, Academic Press,
San Diego, 495–411.
Wohletz, K. H. 1983. Mechanisms of hydrovolcanic py-
roclast formation: grain-size, scanning electron mi-
croscopy, and experimental studies. J. Volc. Geotherm.
Res. 17, 31–63.
82 JÖKULL No. 66, 2016