Geomagnetic field behavior at high latitudes from a paleomagnetic record from Eltanin core 27-21 in the Ross Sea sector, Antarctica

Earth and Planetary Science Letters

Volumn 267, Issue 3-4, 2008, Pages 435-443

  Jovane, Luigi ^a,b   Acton, Gary ^a   Florindo, Fabio ^b   Verosub, Kenneth L ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA   (Italy)

Author keywords

Antarctica; Cobb Mountain Subchron; Eltanin; geodynamo; geomagnetism; magnetostratigraphy; paleomagnetism; Reunion Subchron; Ross Sea; tangent cylinder

Indexed keywords

GEODYNAMO; GEOMAGNETIC FIELD; MAGNETOSTRATIGRAPHY; PALEOMAGNETISM;

COERCIVE FORCE; MAGNETIC FIELDS; MAGNETIZATION; MATHEMATICAL MODELS; STRATIGRAPHY; STRUCTURAL GEOLOGY;

GEOMAGNETISM;

GEODYNAMO; GEOMAGNETIC FIELD; LATITUDE; MAGNETIC INCLINATION; MAGNETIC REVERSAL; MAGNETOSTRATIGRAPHY; NATURAL REMANENT MAGNETIZATION; NUMERICAL MODEL; PALEOMAGNETISM; SEDIMENTATION RATE; WATER DEPTH;

ANTARCTICA; ROSS SEA; SOUTHERN OCEAN;

EID: 39549115896     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2007.12.006     Document Type: Article

References (36)

1. Acton G.D., Guyodo Y., and Brachfeld S.A. Magnetostratigraphy of sediment drifts on the continental rise of West Antarctica (ODP Leg 178, Sites 1095, 1096, and 1101). In: Barker P.F., Camerlenghi A., Acton G.D., and Ramsay A.T.S. (Eds). Proceedings of the Ocean Drilling Program. Scientific Results vol. 178 (2002), Ocean Drilling Program, College Station, Texas 1000
2. Arason P., and Levi S. The maximum likelihood solution to inclination-only data. Eos Trans. AGU 86 62 (2006) GP21B-GP1312 Fall Meet. Abstract
3. Arason, P., Levi, S., 2006b, The maximum likelihood solution for inclination-only data, unpublished report downloaded 21 June 2007 from http://andvari.vedur.is/~arason/paleomag/.
4. Aurnou J.M., Andreadis S., Zhu L., and Olson P.L. Experiments on convection in Earth's core tangent cylinder. Earth Planet. Sci. Lett. 212 (2003) 119-134
5. Baraldo A., Rapalini A.E., Böhnel H., and Mena1 M. Paleomagnetic study of Deception Island, South Shetland Islands, Antarctica. Geophys. J. Int. 153 (2003) 333-343
6. Bloxham J., and Jackson A. Time-dependent mapping of the magnetic field at the core-mantle boundary. J. Geophys. Res. 97 (1992) 19537-19563
7. Cox A. Confidence limits for the precision parameter κ. Geophys. J. R. Astron. Soc. 18 (1969) 545-549
8. Cox A., and Gordon R.G. Paleolatitudes determined from paleomagnetic data from vertical cores. Rev. Geophys. Space Phys. 22 (1984) 47-72
9. Fillon R.H. Late Cenozoic paleo-oceanography of Ross Sea, Antarctica. Bull. Geol. Soc. Am. 86 (1975) 839-845
10. Glatzmaier G.A., and Roberts P.H. A three-dimensional convective dynamo solution with rotating and finitely conducting inner core and mantle. Phys. Earth Planet. Inter. 91 (1995) 63-75
11. Goodell, H.G., 1968. USNS Eltanin Cruises 16-27, core descriptions: sedimentology research Laboratory Contribution, n. 25, Department of Geology, Florida State University, Tallahassee, 247 p., http://www.arf.fsu.edu/publications/ELT_16_27.pdf.
12. Gradstein F.M., Ogg J.G., and Smith A.G. A Geological Time Scale 2004 (2004), Cambridge Univ. Press, Cambridge 589 p.
13. Gubbins D., and Bloxham J. Geomagnetic field analysis - III. Magnetic fields on the core-mantle boundary. Geophys. J. R. Astron. Soc. 80 (1985) 695-713
14. Gubbins D., and Bloxham J. Morphology of the geomagnetic field and implications for the geodynamo. Nature 325 (1987) 509-511
15. Gubbins D., Jones A.L., and Finlay C.C. Fall in Earth's magnetic field is erratic. Science 312 (2006) 900-902
16. Hartl P., and Tauxe L. A precursor to the Matuyama/Brunhes transition-field instability as recorded in pelagic sediments. Earth Planet. Sci. Lett. 138 (1996) 121-135
17. Hulot G., Eymin C., Langlais B., Mandea M., and Olsen N. Small-scale structure of the geodynamo inferred from Oersted and Magsat satellite data. Nature 416 (2002) 620-623
18. Jackson A., Jonkers A.R.T., and Walker M.R. Four centuries of geomagnetic secular variation from historical records. Phil. Trans. R. Soc. London Ser. A 358 (2000) 957-990
19. Kennett J.P. Cenozoic evolution of Antarctic glaciation, the Circum-Antarctic Ocean, and their impact on global paleoceanography. J. Geophys. Res. 82 (1977) 3843-3860
20. Kirschvink J.L. The least-squares line and plane and the analysis of paleomagnetic data. Geophys. J. R. Astron. Soc. 62 (1980) 699-718
21. Kodama K.P. A successful rock magnetic technique for correcting paleomagnetic inclination shallowing: case study of the Nacimiento Formation, New Mexico. J. Geophys. Res. 102 (1997) 5193-5205
22. Kuang W., and Bloxham J. An Earth-like numerical dynamo model. Nature 389 (1997) 371-374
23. McFadden P.L., and Reid A.B. Analysis of palaeomagnetic inclination data. Geophys. J. R. Astron. Soc. 69 (1982) 307-319
24. Nowaczyk N.R., and Knies J. Magnetostratigraphic results from eastern Arctic Ocean-AMS 14C ages and relative paleointensity data of the Mono Lake and Laschamp geomagnetic reversal excursions. Geophys. J. Int. 140 (2000) 185-197
25. Nowaczyk N.R., Frederichs T.W., Eisenhauer A., and Gard G. Magnetostratigraphic data from late Quaternary sediments from the Yermak Plateau, Arctic Ocean: evidence for four geomagnetic polarity events within the last 170 Ka of the Brunhes Chron. Geophys. J. Int. 117 (1994) 453-471
26. Nowaczyk N.R., Frederichs T.W., Kassens H., Norgaard-Pedersen N., Spielhagen R.F., Stein R., and Weiel D. Sedimentation rates in the Makarov Basin, central Artic Ocean: A paleomagnetic and rock magnetic approach. Paleoceanography 16 (2001) 368-389
27. Olson P., and Aurnou P. A polar vortex in the Earth's core. Nature 402 (1999) 170-173
28. Olson P., Sumita I., and Aurnou J. Diffusive magnetic images of upwelling patterns in the core. Geophys. J. Int. 107 (2002) 2348 10.1029/2001JB000384
29. Quidelleur X., and Courtillot V. On low-degree spherical harmonic models of paleosecular variation. Phys. Earth Planet. Inter. 95 (1996) 55-77
30. Quidelleur X., Valet J.-P., Courtillot V., and Hulot G. Long-term geometry of the geomagnetic field for the last five million years; an updated secular variation database. Geophys. Res. Lett. 21 (1994) 1639-1642
31. Singer B.S., Relle M.K., Hoffman K.A., Battle A., Laj C., Guillou H., and Carracedo J.C. Ar/Ar ages from transitionally magnetized lavas on La Palma, Canary Islands, and the geomagnetic instability timescale. J. Geophys. Res. 107 (2002) 2307 10.1029/2001JB001613
32. Spielhagen R.F., Baumann K.-H., Erlenkeuser H., Nowaczyk N.R., Norgaard-Pedersen N., Vogt C., and Weiel D. Arctic Ocean deep-sea record of northern Eurasian ice sheet history. Quat. Sci. Rev. 23 (2004) 1455-1483
33. Tauxe L. Inclination flattening and the geocentric axial dipole hypothesis. Earth Planet. Sci. Lett. 233 (2005) 247-261
34. Tauxe L., Gans P., and Mankinen E.A. Paleomagnetism and Ar-40/Ar-39 ages from volcanics extruded during the Matuyama and Brunhes Chrons near McMurdo Sound, Antarctica. Geochem. Geophys. Geosys. 5 (2004) Q06H12
35. Wardinski I., and Holme R. A time-dependent model of the Earth's magnetic field and its secular variation for the period 1980-2000. J. Geophys. Res. 111 (2006) B12101 10.1029/2006JB004401
36. Watkins N.D., and Kennett J.P. Regional sedimentary disconformities and upper Cenozoic changes in bottom water velocity between Australia and Antarctica. In: Hayes D.E. (Ed). Antarctic Oceanology II, The Australian-New Zealand Sector. Antartic Res. Ser. vol.19 (1972) 273-294