Háskóli Íslands

Askja - Ritaskrá

Brandsdóttir, B., 1992. Historical accounts of earthquakes associated with eruptive activity in the Askja volcanic system. Jökull, v. 42, p. 1-12.

Brown, G.C., Everett, S.P., Rymer, H., Garvie, D.W., and I. Foster, 1991.  New Light on caldera evolution - Askja, Iceland. Geology, v. 19, p.352-355.

Camitz, J., Sigmundsson, F., Foulger, G., Jahn, C.-H., Völksen, C. and P. Einarsson, 1995. Plate boundary deformation and continuing deflation of the Askja volcano, North Iceland, determined with GPS, 1987-1993. Bull. Volc. V. 57, p. 136-145.

de Zeeuw-Van Dalfsen E., Rymer H., Sigmundsson F., Sturkell E., 2005.  Net gravity decrease at Askja volcano, Iceland: constraints on processes responsible for continuous caldera deflation, 1988-2003. J Volcanol Geotherm Res 139:227-239.

Helgason, Ö., Óskarsson, N. and G.E. Sigvaldason, 1992. Oxygen fugacity stratification of a magma chamber revealed by Mössbauer spectroscopy: Evidence from the 1875 Askja eruption, N. Iceland. Hyperfine Interactions, v. 70, p. 989-992.

Hjartardóttir Á.R., Einarsson P., Sigurðsson H., 2009. The fissure swarm of the Askja volcanic system along the divergent plate boundary of N Iceland. Bull Volcanol 71:961-975. doi: 10.1007/s00445-009-0282-x

Key J., White R.S., Soosalu H., Jakobsdottir S.S., 2011.  Multiple melt injection along a spreading segment at Askja, Iceland. Geophys Res Lett 3810.1029/2010gl046264

Key J., White R.S., Soosalu H., Jakobsdottir S.S., 2011.  Multiple melt injection along a spreading segment at Askja, Iceland (vol 38, L05301, 2011). Geophys Res Lett. doi: 3810.1029/2011gl047491

Macdonald, R., Sparks, R. S. J., Sigurdsson, H., Mattey, D. P., McGarvie, D. W. and R.L. Smith, 1987. The 1875 eruption of Askja volcanoc Iceland: combined fractional crystallization and selective contamination in the generation of rhyolitic magma. Min. Mag. V. 51, p. 183-202.

Moore, J.G. and Lewis C. Calk, 1991. Degassing and differentiation in subglacial volcanoes, Iceland. J. Volc. Geotherm. Res., v. 46, p. 157-180.

Pagli C, Sigmundsson F, Arnadottir T, Einarsson P, Sturkell E (2006) Deflation of the Askja volcanic system: Constraints on the deformation source from combined inversion of satellite radar interferograms and GPS measurements. J Volcanol Geotherm Res 152:97-108.  doi: 110.1016/j.jvolgeores.2006.1012.1010

Rymer H., Locke C., Ofeigsson B.G., Einarsson P., Sturkell E., 2010. New mass increase beneath Askja volcano, Iceland - a precursor to renewed activity? Terra Nova 22:309-313.  doi:10.1111/j.1365-3121.2010.00948.x

Rymer H., Tryggvason E., 1993. Gravity and elevation changes at Askja, Iceland. Bull Volcanol 55:362-371.

Sigurdsson, H. and R.S.J. Sparks, 1981.  Petrology of rhyolite and mixed magma ejecta from the 1875 eruption of Askja, Iceland. J. Petrol. v. 22, p. 41-84.

Sigvaldason, G.E., 1968.  Structure and products of subaquatic volcanoes in Iceland. Contr. Mineral and Petrol., v. 18, p. 1-16.

Sigvaldason, G.E., Annertz, K. and Magnus Nilsson: Effect of glacier loading/deloding on volcanism: postglacial volcanic production rate of the Dyngjufjöll area, central Iceland. Bull Volcanol., v. 54, p. 385-392, 1992.

Sigurðsson H., Sparks S.R.J., 1978. Rifting episode in North Iceland in 1874-1875 and the eruptions of Askja and Sveinagja. Bull Volcanol 41:149-167.

Sigvaldason G.E., 2002. Volcanic and tectonic processes coinciding with glaciation and crustal rebound: an early Holocene rhyolitic eruption in the Dyngjufjoll volcanic centre and the formation of the Askja caldera, north Iceland. Bull Volcanol 64:192-205.

Soosalu H., Key J., White R.S., Knox C., Einarsson P., Jakobsdottir S.S., 2010. Lower-crustal earthquakes caused by magma movement beneath Askja volcano on the north Iceland rift. Bull Volcanol 72:55-62.  doi:10.1007/s00445-009-0297-3

Sparks, S.R.J. and Sigurðsson, H., 1977. Magma mixing: a mechanism for triggering acid explosive eruptions. Nature, 267, 315-318.

Sparks, R. S. J. and J.V. Wright: Welded air fall tuffs. Geol. Soc. Am., Special Paper 180, p. 155-166, 1979.

Sparks, R .S. J., Wilson, L. and H. Sigurðsson: The pyroclastic deposits of the 1875 eruption of Askja, Iceland. Phil. Trans. Royal Soc. London, v. 29, p. 241-273, 1981.

Sturkell E., Sigmundsson F., 2000. Continuous deflation of the Askja caldera, Iceland, during the 1983-1998 noneruptive period. J Geophys Res-Solid Earth 105:25671-25684.

Sturkell E., Sigmundsson F., Slunga R., 2006. 1983-2003 decaying rate of deflation at Askja caldera: Pressure decrease in an extensive magma plumbing system at a spreading plate boundary. Bull Volcanol 68:727-735.  doi: 710.1007/s00445-00005-00046-00441

Thorarinsson, S. and Sigvaldason, G.E., 1962. The eruption of Askja, 1961. A preliminary report. Amer. J. Sci., 260, 641-651.

Tryggvason, E. 1989. Ground deformation in Askja, Iceland, its source and possible relation to flow of the mantle plume. Journal of Volcanology and Geothermal Research, (39) 61-71.

Werner, R., Schmincke, H.-U. and G.E. Sigvaldason, 1996. A new model for the evolution of table mountains: volcanological and petrological evidence from Herðubreið and Herðubreiðartögl volcanoes (Iceland). Geol. Rundsch., v. 85, p. 390-397.
 

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