Detailed paleomagnetic study of two volcanic polarity transitions recorded in eastern Iceland

Physics of the Earth and Planetary Interiors

Volumn 115, Issue 2, 1999, Pages 119-135

  Herrero Bervera, Emilio ^a   Walker, George P L ^a   Harrison, Christopher G A ^b   Garcia, Jose Guerrero ^c   Kristjansson, Leo ^d  

^a UNIVERSITY OF HAWAII   (United States)

^b UNIVERSITY OF MIAMI   (United States)

^c UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO   (Mexico)

^d UNIVERSITY OF ICELAND   (Iceland)

Author keywords

Iceland; Paleomagnetism; Virtual geomagnetic pole

Indexed keywords

MAGNETIC REVERSAL; PALEOMAGNETISM; QUATERNARY; VIRTUAL GEOMAGNETIC POLE;

ICELAND;

EID: 0033394952     PISSN: 00319201     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0031-9201(99)00074-6     Document Type: Article

References (40)

1. Brown L., Pickens J., Singer B. Matuyama-Brunhes transition recorded in lava flows of the Chilean Andes: evidence for dipolar fields during reversals. Geology. 22:1994;299-302.
2. Clement B. Geographical distribution of transitional VGPs: evidence for non-zonal equatorial symmetry during the Matuyama-Brunhes geomagnetic reversal. Earth Planet. Sci. Lett. 104:1991;48-58.
3. Day R., Fuller M.D., Schmidt V.A. Hysteresis properties of titanomagnetites: grain size and compositional dependence. Phys. Earth Planet. Inst. 13:1977;260-267.
4. Dodson R.E. Late tertiary secular variation of the geomagnetic field in the North Atlantic. J. Geophys. Res. 85:1980;3606-3622.
5. Doell R., Dalrymple B. Potassium-Argon ages and palaeomagnetism of the Waianae and Koolau volcanic series, Oahu, Hawaii. Geol. Soc. Am. Bull. 84:1973;1217-1242.
6. Herrero-Bervera, E., Coe, R.S., 1999. Transitional field behavior during the Gilbert-Gauss and Lower Mammoth reversals recorded in lavas from the Wai'anae volcano, O'ahu, Hawai'i. J. Geophys. Res., in press.
7. Herrero-Bervera E., Runcorn S.K. Transition fields during geomagnetic reversals and their geodynamic significance. Philos. Trans. R. Soc. London, Ser. A. 355:1977;1714-1742.
8. Herrero-Bervera, E., Valet, J.-P., 1999. Paleosecular variation during sequential geomagnetic reversals from Hawaii. Earth Planet. Sci. Lett., in press.
9. Herrero-Bervera E., Walker G.P.L., Harrison C.G.A., Guerrero-Garcia J.C. Reversal records from eastern Icelandic lava flows and their geodynamic significance. Surv. Geophys. 17:1996;197-206.
10. Hoffman K.A. Long-lived transitional states of the geomagnetic field and the two dynamo families. Nature. 354:1991;273-277.
11. Hoffman K.A. Dipolar reversal states of the geomagnetic field and core-mantle dynamics. Nature. 359:1992;789-794.
12. King, J.W., Channell, J.E.T., 1991. Sedimentary magnetism, environmental magnetism and magnetostratigraphy. US Nat. Rep. Int. Union Geod. Geophys., 1987-1990. Rev. Geophys. 29, 358-370.
13. Kristjansson L. New paleomagnetic results from Icelandic neogene lavas. Geophys. J. Int. 121:1995;435-443.
14. Kristjansson, L., 1999. On low-latitude virtual geomagnetic poles in Icelandic basalt lava sequences. Phys. Earth Planet. Int., Special issue on reversals (in press).
15. Kristjansson L., Gudmundsson A., Haraldsson H. Stratigraphy and palaeomagnetism of a 3-km thick Miocene lava pile in the Mjoifjordur area, eastern Iceland. Geol. Rundsch. 84:1995;813-830.
16. Kristmannsdottir, H., 1978. Alteration of basaltic rocks by hydrothermal activity at 100-300°C. In: Mortland, M.M., Farmer, V.C. (Eds.), Proc. Int. Clay Conf. Elsevier, Amsterdam, pp. 359-367.
17. Kristmannsdottir H. Alteration in the IRDP drill hole compared with other drill holes in Iceland. J. Geophys. Res. 87:1982;6525-6531.
18. Kristmannsdottir, H., Tomasson, J., 1978. Zeolite zones in geothermal areas in Iceland, natural zeolites. In: Sand, L.B., Mumpton, F.A. (Eds.), Occurrence, Properties, Use. Pergamon, Oxford, pp. 277-284.
19. Laj, C., 1989. Geomagnetic polarity reversals: observations. In: James, D.E. (Ed.), The Encyclopedia of Solid Earth Geophysics. Van Nostrand Reinhold, New York, pp. 535-547.
20. Laj C., Mazaud A., Weeks R., Fuller M.D., Herrero-Bervera E. Geomagnetic reversal paths. Nature. 351:1991;447.
21. Laj C., Mazaud A., Weeks R., Fuller M.D., Herrero-Bervera E. Statistical assessment of the preferred paths longitudinal bands for recent geomagnetic reversal records. Geophys. Res. Lett. 19:1992;2003-2006.
22. Laj, C., Mazaud, A., Fuller, M.D., Herrero-Bervera, E., 1993. Preferred bands of longitude for geomagnetic reversal VGP paths: implications for reversal mechanisms, flow and creep. In: Stone, D.B., Runcorn, S.K. (Eds.), The Solar System: Observation, Modeling and Theory, pp. 121-129.
23. Langereis C.G., van Hoof A.A.M., Rochette P. Longitudinal confinement of geomagnetic reversal paths as a possible sedimentary artefact. Nature. 358:1992;226-230.
24. McFadden P., Merrill R.T. Inhibition and geomagnetic field reversals. J. Geophys. Res. 98:1993;6189-6199.
25. McFadden P., Barton C.E., Merrill R.T. Do virtual geomagnetic poles follow preferred paths during geomagnetic reversals? Nature. 361:1993;342-344.
26. Moorbath S., Sigurdsson H., Goodwin R. K-Ar ages of the oldest exposed rocks in Iceland. Earth Planet. Sci. Lett. 4:1968;197-205.
27. Palmasson, G., Arnorson, S., Fridleifsson, I.B., Kristmannsdottir, H., Saemlundsson, K., Stefansson, V., Steingrimsson, B., Tomasson, J., 1979. In: Talwani, M., Harrison, C.G.A., Hayes, D.E. (Eds.), DSDP Results in the Atlantic Ocean: Ocean Crust. AGU, Ewing Ser. 2, pp. 43-65.
28. Pickens, J.P.C., Brown, L., 1999. Transitional magnetic field geometry during the Matuyama-Brunhes reversal: data from the Tatara-San Pedro volcanic complex, Chilean Andes. J. Geophys. Res., in press.
29. Prévot M., Camps P. Absence of preferred longitude sectors for poles from volcanic records of geomagnetic reversals. Nature. 366:1993;53-57.
30. Prévot M., Mankinen E.A., Coe R.S., Grommé C.S. The Steens Mountain (Oregon) geomagnetic polarity transition: 2. Field intensity variations and discussion of reversal models. J. Geophys. Res. 90:1985;10417-10448.
31. Quidelleur X., Valet J.-P. Paleomagnetic records of excursions and reversals, possible biases caused by magnetizations artefacts. Phys. Earth Planet. Inter. 82:1994;27-48.
32. Quidelleur X., Valet J.-P. Geomagnetic changes across the last reversal recorded in lava flows from La Palma, Canary Islands. J. Geophys. Res. 101:1996;13755-13773.
33. Quidelleur X., Valet J.-P., LeGoff M., Bouldoire X. Field dependence on magnetization of laboratory redeposited deep-sea sediments: first results. Earth Planet. Sci. Lett. 133:1995;311-325.
34. Tric E., Laj C., Valet J.-P., Tucholka P., Paterne M., Guichard F. The Blake geomagnetic event: transition geometry, dynamical characteristics and geomagnetic significance. Earth Planet. Sci. Lett. 102:1991;1-13.
35. Valet J.-P., Meynadier L. Geomagnetic field intensity and reversals during the past four million years. Nature. 336:1993;234-238.
36. Valet J.-P., Tucholka P., Courtillot V., Meynadier L. Paleomagnetic constraints on the geometry of the geomagnetic field during reversals. Nature. 356:1992;400-407.
37. Valet J.-P., Brassart J., Quidelleur X., Soler V., Guillot P.-Y., Hongre L. Paleointensity variations across the last geomagnetic reversal at La Palma (Canary Islands). J. Geophys. Res. 104:1999;7577-7598.
38. Walker G.P.L. Zeolite zones and dike distributions in relation to the structure of the basalts of eastern Iceland. J. Geol. 68:1960;515-527.
39. Walker G.P.L. Geological investigations in eastern Iceland. Bull. Volcanol. 27:1964;351-363.
40. Watkins N., Walker G.P.L. Magnetostratigraphy of eastern Iceland. Am. J. Sci. 277:1977;513-584.