Jökull


Jökull - 01.01.2019, Side 100

Jökull - 01.01.2019, Side 100
Eyjafjallajökull ankaramites, South Iceland 2015. Trace element analysis of olivine: High pre- cision analytical method for JEOL JXA-8230 elec- tron probe microanalyser. Chem. Geol. 419, 149–157. https://doi.org/10.1016/j.chemgeo.2015.10.042 Beattie, P. 1993. Olivine-melt and orthopyroxene-melt equilibria. Contrib. Mineral Petrol. 115, 103–111. https://doi.org/10.1007/BF00712982 Björnsson, G. 2019. High-temperature experimental study of olivine-hosted melt inclusions from Hvammsnúpur. BSc thesis, Faculty of Earth Science, University of Iceland, 43 pp. Brandsdóttir, B. and W. H. Menke 2008. The seismic struc- ture of Iceland. Jökull 58, 17–34. Carlson, R. L. and Herrick, C. N. 1990. Densities and porosities in the oceanic crust and their variations with depth and age. J. Geophys. Res. 95, 9153. https://doi.org/10.1029/JB095iB06p09153 Chauvel, C. and C. Hémond 2000. Melting of a complete section of recycled oceanic crust: Trace element and Pb isotopic evidence from Iceland. Geochem. Geophys. Geosys. 1, 1–22. https://doi.org/10.1029/1999GC000002 Costa, F. and S. Chakraborty 2004. Decadal time gaps between mafic intrusion and silicic erup- tion obtained from chemical zoning patterns in olivine. Earth Planet. Sci. Lett. 227, 517–530. https://doi.org/10.1016/j.epsl.2004.08.011 Costa, F., R. Dohmen and S. Chakraborty 2008. Time scales of magmatic processes from modelling the zon- ing patterns of crystals. Rev. Mineral. Geochem. 69, 545–594. https://doi.org/10.2138/rmg.2008.69.14 Danyushevsky, L. V., F. N. Della-Pasqua and S. Sokolov 2000. Re-equilibration of melt inclu- sions trapped by magnesian olivine phenocrysts from subduction-related magmas: Petrological im- plications. Contrib. Mineral. Petrol. 138, 68–83. https://doi.org/10.1007/PL00007664 Danyushevsky, L. V. and P. Plechov 2011. Petrolog3: In- tegrated software for modeling crystallization pro- cesses. Geochem. Geophys. Geosys. 12, 1–32. https://doi.org/10.1029/2011GC003516 Dohmen, R., H.-W. Becker and S. Chakraborty 2007. Fe-Mg diffusion in olivine I: experimental deter- mination between 700 and 1,200◦C as a func- tion of composition, crystal orientation and oxy- gen fugacity. Phys. Chem. Miner. 34, 389–407. https://doi.org/10.1007/s00269-007-0157-7 Dohmen, R. and S. Chakraborty 2007. Fe-Mg diffusion in olivine II: point defect chemistry, change of diffusion mechanisms and a model for calculation of diffusion coefficients in natural olivine. Phys. Chem. Miner. 34, 409–430. https://doi.org/10.1007/s00269-007-0158-6 Flóvenz, Ó. G. and K. Saemundsson 1993. Heat flow and geothermal processes in Iceland. Tectono- physics 225, 123–138. https://doi.org/10.1016/0040- 1951(93)90253-G Furman, T., Frey, F. A. and Park, K. H. 1991. Chem- ical constraints on the petrogenesis of mildly alkaline lavas from Vestmannaeyjar, Iceland: the Eldfell (1973) and Surtsey (1963-1967) eruptions. Contrib. Mineral Petrol. 109, 19–37. https://doi.org/10.1007/BF00687198 Gerlach, T. M. 1980. Evaluation of volcanic gas analysis from Surtsey volcano, Iceland 1964– 1967. J. Volcanol. Geotherm. Res. 8, 191–198. https://doi.org/10.1016/0377-0273(80)90104-3 Grove, T. L. and W. B. Bryan 1983. Fractionation of pyroxene-phyric MORB at low pressure: An experi- mental study. Contrib. Mineral. Petrol. 84, 293–309. https://doi.org/10.1007/BF01160283 Halldórsson, S. A., E. Bali, M. E. Hartley et al. 2018. Petrology and geochemistry of the 2014–2015 Holu- hraun eruption, central Iceland: compositional and mineralogical characteristics, temporal variability and magma storage. Contrib. Mineral. Petrol. 173, 1–25. https://doi.org/10.1007/s00410-018-1487-9 Halldorsson, S. A., N. Oskarsson, K. Gronvold et al. 2008. Isotopic-heterogeneity of the Thjorsa lava-Implications for mantle sources and crustal processes within the Eastern Rift Zone, Iceland. Chem. Geol. 255, 305–316. https://doi.org/10.1016/j.chemgeo.2008.06.050 Hammer, J., S. Jacob, B. Welsch et al. 2016. Clinopyrox- ene in postshield Haleakala ankaramite: 1. Efficacy of thermobarometry. Contrib. Mineral. Petrol. 171, 1–23. https://doi.org/10.1007/s00410-015-1212-x Harris, A. J. L. and S. K. Rowland 2009. Effusion rate con- trols on lava flow length and the role of heat loss: a review. In: Studies in Volcanology: The Legacy of George Walker. The Geological Society of London on behalf of The International Association of Volcanol- ogy and Chemistry of the Earth’s Interior, 33–51. Hartley, M. E., O. Shorttle, J. Maclennan et al. 2017. Olivine-hosted melt inclusions as an archive of redox heterogeneity in magmatic sys- tems. Earth Planet. Sci. Lett. 479, 192–205. https://doi.org/10.1016/j.epsl.2017.09.029 JÖKULL No. 69, 2019 99
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