Mechanisms of crustal accretion in Iceland

Geology

Volumn 25, Issue 11, 1997, Pages 1043-1046

  Hardarson, Björn S ^a,b   Fitton, J Godfrey ^a  

^a UNIVERSITY OF EDINBURGH   (United Kingdom)

^b SCOTTISH UNIVERSITIES ENVIRONMENTAL RESEARCH CENTRE   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

BASALT;

ICELANDS; IN COMPOSITIONS; INCOMPATIBLE ELEMENT; LAVA FLOWS; OFF-AXIS; RIFT ZONES;

PILES;

ACCRETION; BASALT; EMPLACEMENT; LAVA FLOW; PREDICTION; RIFT ZONE; SPREADING CENTER; TERTIARY; BASALTS; CRUSTAL ACCRETION; LAVA FLOWS; MID OCEAN RIDGE; MID-OCEAN RIDGES;

ICELAND;

EID: 0031431337     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/0091-7613(1997)025<1043:MOCAII>2.3.CO;2     Document Type: Article

References (22)

1. Cande, S. C., and Kent, D. V., 1995, Revised calibration of the geomagnetic polarity timescale for the Late Cretaceous and Cenozoic: Journal of Geophysical Research, v. 100, p. 6093-6095.
2. Elliott, T. R., Hawkesworth, C. J., and Grönvold, K., 1991, Dynamic melting of the Iceland plume: Nature, v. 351, p. 201-206.
3. Fitton, J. G., Saunders, A. D., Larsen, L. M., Hardarson, B. S., and Norry, M. J., 1997, Volcanic rocks from the southeast Greenland margin at 63°N: Composition, petrogenesis and mantle sources, in Saunders, A. D., Larsen, H. C., and Wise, S. H., eds., Proceedings of the Ocean Drilling Program, Scientific results, volume 152: College Station, Texas (in press).
4. Furman, T., Frey, F. A., and Park, K-H., 1991, Chemical constraints on the petrogenesis of mildly alkaline lavas from Vestmannaeyjar, Iceland: The Eldfell (1973) and Surtsey (1963-1967) eruptions: Contributions to Mineralogy and Petrology, v. 109, p. 19-37.
5. Hardarson, B. S., 1993, Alkalic rocks in Iceland with special reference to the Snaefellsjökull volcanic system [Ph.D. thesis]: Edinburgh, University of Edinburgh, 328 p.
6. Hardarson, B. S., and Fitton, J. G., 1991, Increased mantle melting beneath Snaefellsjökull volcano during late-Pleistocene deglaciation: Nature, v. 353, p. 62-64.
7. Hardarson, B. S., and Fitton, J. G., 1994, Geochemical variation in the Tertiary basalts of Iceland: Mineralogical Magazine, v. 58A, p. 372-373.
8. Hardarson, B. S., Fitton, J. G., Ellam, R. M., and Pringle, M. S., 1997, Rift relocation - A geochemical and geochronological investigation of a palaeo-rift in NW Iceland: Earth and Planetary Science Letters (in press).
9. Hémond, C., Arndt, N., Lichtenstein, U., Hofmann, A. W., Oskarsson, N., and Steinthorsson, S., 1993, The heterogeneous Iceland plume: Nd-Sr-O isotopes and trace element constraints: Journal of Geophysical Research, v. 98, p. 15833-15850.
10. Jakobsson, S. P., 1972, Chemistry and distribution pattern of Recent basaltic rocks in Iceland: Lithos, v. 5, p. 365-386.
11. Jakobsson, S., Jonsson, I., and Shido, S., 1978, Petrology of the western Reykjanes Peninsula, Iceland: Journal of Petrology, v. 19, p. 669-705.
12. Nicholson, H., 1990, The magmatic evolution of Krafla, NE Iceland [Ph.D. thesis]: Edinburgh, University of Edinburgh, 286 p.
13. Oskarsson, N., Steinthorsson, S., and Sigvaldason, G. E., 1985, Iceland geochemical anomaly: Origin, volcanotectonics, chemical fractionation and isotope evolution of the crust: Journal of Geophysical Research, v. 90, p. 10011-10025.
14. Pálmason, G., 1973, Kinematics and heat flow in a volcanic rift zone, with application to Iceland: Royal Astronomical Society Geophysical Journal, v. 33, p. 451-481.
15. Pálmason, G., 1986, Model of crustal formation in Iceland, and application to submarine mid-ocean ridges, in Vogt, P. R., and Tucholke, B. E., eds., The western North Atlantic region: Boulder, Colorado, Geological Society of America, Geology of North America, v. M, p. 87-97.
16. Saemundsson, K., 1974, Evolution of the axial rifting zone in northern Iceland and the Tjörnes fracture zone: Geological Society of America Bulletin, v. 85, p. 459-504.
17. Schilling, J-G., Meyer, P. S., and Kingsley, R. H., 1982, Evolution of the Iceland hotspot: Nature, v. 296, p. 313-320.
18. Sigvaldason, G. E., 1974, Basalts from the centre of the assumed Icelandic mantle plume: Journal of Petrology, v. 15, p. 497-524.
19. Tryggvason, K., Huseby, E. S., and Stefansson, R., 1983, Seismic image of the hypothesized Icelandic hot spot: Tectonophysics, v. 100, p. 97-118.
20. Watkins, N. D., and Walker, G. P. L., 1977, Magnetostratigraphy of eastern Iceland: American Journal of Science, v. 277, p. 513-584.
21. Wood, D. A., Joron, J. L., Treuil, M., Norry, M., and Tarney, J., 1979, Elemental and Sr isotope variations in basic lavas from Iceland and the surrounding ocean floor: Contributions to Mineralogy and Petrology, v. 70, p. 319-339.
22. Zindler, A., Hart, S. R., Frey, F. A., and Jakobsson, S. P., 1979, Nd and Sr isotope ratios and rare element abundances in Reykjanes Peninsula basalts: Evidence for mantle heterogeneity beneath Iceland: Earth and Planetary Science Letters, v. 45, p. 249-262.