Jökull - 01.01.2019, Side 103
Nikkola et al.
Sigmarsson, O., I. Vlastelic, R. Andreasen et al. 2011. Re-
mobilization of silicic intrusion by mafic magmas dur-
ing the 2010 Eyjafjallajökull eruption. Solid Earth 2,
271–281. https://doi.org/10.5194/se-2-271-2011
Sigmundsson, F., S. Hreinsdóttir, A. Hooper et al.
2010. Intrusion triggering of the 2010 Eyjafjalla-
jökull explosive eruption. Nature 468, 426–430.
https://doi.org/10.1038/nature09558
Sigurdsson, I. A., S. Steinthorsson and K. Grönvold
2000. Calcium-rich melt inclusions in Cr-spinels
from Borgarhraun, northern Iceland. Earth Planet.
Sci. Lett. 183, 15–26. https://doi.org/10.1016/S0012-
821X(00)00269-7
Spice, H. E., J. G. Fitton and L. A. Kirstein 2016. Tem-
perature fluctuation of the Iceland mantle plume
through time. Geochem. Geophys. Geosys.1̇7.
https://doi.org/10.1002/2015GC006059
Steinthórsson, S. 1964. The ankaramites of Hvammsmuli.
Acta Nat. Islandica 2, 1–31.
Steinthorsson, S. 1972. The opaque mineralogy of Surtsey.
Surtsey Res. Prog. Rep. 6, 152–157.
Stolper, E. 1980. A phase diagram for mid-ocean ridge
basalts: Preliminary results and implications for
petrogenesis. Contrib. Mineral. Petrol. 74, 13–27.
https://doi.org/10.1007/BF00375485
Tarasewicz, J., B. Brandsdóttir, R. S. White et al. 2012a.
Using microearthquakes to track repeated magma in-
trusions beneath the Eyjafjallajökull stratovolcano,
Iceland. J. Geophys. Res. Solid Earth 117, 1–13.
https://doi.org/10.1029/2011JB008751
Tarasewicz, J., R. S. White, A. W. Woods et al. 2012b.
Magma mobilization by downward-propagating
decompression of the Eyjafjallajkull volcanic
plumbing system. Geophys. Res. Lett. 39, 1–5.
https://doi.org/10.1029/2012GL053518
Thy, P. 1983. Spinel minerals in transitional
and alkali basaltic glasses from Iceland.
Contrib. Mineral. Petrol. 83, 141–149.
https://doi.org/10.1007/BF00373087
Thy, P. 1991a. High and low pressure phase equilibria
of a mildly alkalic lava from the 1965 Surtsey erup-
tion: Implications for the evolution of mildly alka-
lic and transitional basalts in the south-eastern prop-
agating rift zone of Iceland. Lithos 26, 253–269.
https://doi.org/10.1016/0024-4937(91)90032-G
Thy, P. 1991b. High and low pressure phase equilib-
ria of a mildly alkalic lava from the 1965 Surtsey
eruption: Experimental results. Lithos 26, 223–243.
https://doi.org/10.1016/0024-4937(91)90030-O
Toplis, M. J. 2005. The thermodynamics of iron and
magnesium partitioning between olivine and liquid:
Criteria for assessing and predicting equilibrium in
natural and experimental systems. Contrib. Mineral.
Petrol. 149, 22–39. https://doi.org/10.1007/s00410-
004-0629-4
Tormey, D. R., T. L. Grove and W. B. Bryan 1987.
Experimental petrology of normal MORB near
the Kane Fracture Zone: 22◦–25◦ N, mid-Atlantic
ridge. Contrib. Mineral. Petrol. 96, 121–139.
https://doi.org/10.1007/BF00375227
Ubide, T., S. Mollo, J. Zhao et al. 2019. Sector-
zoned clinopyroxene as a recorder of magma
history, eruption triggers, and ascent rates.
Geochim. Cosmochim. Acta 251, 265–283.
https://doi.org/10.1016/j.gca.2019.02.021
Welsch, B., J. Hammer, A. Baronnet et al. 2016. Clinopy-
roxene in postshield Haleakala ankaramite: 2. Tex-
ture, compositional zoning and supersaturation in
the magma. Contrib. Mineral. Petrol. 171, 1–19.
https://doi.org/10.1007/s00410-015-1213-9
Winpenny, B. and J. Maclennan 2011. A partial
record of mixing of mantle melts preserved in
Icelandic phenocrysts. J. Petrol. 52, 1791–1812.
https://doi.org/10.1093/petrology/egr031
Wiese, P. K. 1992. Geochemistry and geochronology of the
Eyjafjöll Volcanic System. Unpubl. MSc Thesis, Uni-
versity of Oregon.
Wolfe, C. J., I. T. Bjarnason, J. C. VanDecar and
S. C. Solomon 1997. Seismic structure of the
Iceland mantle plume. Nature 385, 245–247.
https://doi.org/10.1038/385245a0
Yang, H., R. J. Kinzler and T. L. Grove 1996. Ex-
periments and models of anhydrous, basaltic
olivine-plagioclase-augite saturated melts from 0.001
to 10 kbar. Contrib. Mineral. Petrol. 124, 1–18.
https://doi.org/10.1007/s004100050169
Zhang, Y. and D. Cherniak 2010. Diffusion in
Minerals and Melts. Rev. Mineral. Geochem.
https://doi.org/10.2138/rmg.2010.72.2
102 JÖKULL No. 69, 2019