Effect of low-temperature treatments on pseudo-Thellier paleointensity determination

Journal of Geophysical Research: Solid Earth

Volumn 108, Issue 4, 2003, Pages

  Yu, Yongjae ^a   Dunlop, David J ^a   Özdemir, Özden ^a  

^a UNIVERSITY OF TORONTO   (Canada)

Author keywords

Arai plot; Coercivity distributions; Low temperature demagnetization; Multidomain grains; Paleointensity; Pseudo Thellier method

Indexed keywords

DEMAGNETIZATION; LOW TEMPERATURE; MAGNETIC INTENSITY; PALEOMAGNETISM;

EID: 0042812407     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: None     Document Type: Article

References (28)

1. Brachfeld, S. A., and S. K. Banerjee, A new high-resolution geomagnetic relative paleointensity record for the North American Holocene: A comparison of sedimentary and absolute intensity data, J. Geophys. Res., 105, 821-834, 2000.
2. Coe, R. S., C. S. Grommé, and E. A. Mankinen, Geomagnetic paleointensities from radiocarbon-dated lava flows on Hawaii and the question of the Pacific nondipole low, J. Geophys. Res., 83, 1740-1756, 1978.
3. Dunlop, D. J., Paleomagnetism of Archean rocks from northwestern Ontario: 4. Burchell Lake granite, Wawa-Shebandowan Subprovince, Can. J. Earth Sci., 21, 1098-1104, 1984.
4. Dunlop, D. J., L. D. Schutts, and C. J. Hale, Paleomagnetism of Archean rocks from northwestern Ontario: 3. Rock magnetism of the Shelley Lake granite, Quetico Subprovince, Can. J. Earth Sci., 21, 879-886, 1984.
5. Dunlop, D. J., P. W. Schmidt, Ö. Özdemir, and D. A. Clark, Paleomagnetism and paleothermometry of the Sydney Basin: 1. Thermoviscous and chemical overprinting of the Milton Monzonite, J. Geophys. Res., 102, 27,271-27,283, 1997a.
6. Dunlop, D. J., Ö. Özdemir, and P. W. Schmidt, Paleomagnetism and paleothermometry of the Sydney Basin: 2. Origin of anomalously high unblocking temperatures, J. Geophys. Res., 102, 27,285-27,295, 1997b.
7. Halgedahl, S. L., and R. D. Jarrard, Low temperature behavior of single-domain through multidomain magnetite, Earth Planet. Sci. Lett., 130, 127-139, 1995.
8. Heider, F., D. J. Dunlop, and H. C. Soffel, Low-temperature and alternating field demagnetization of saturation remanence and thermoremanence in magnetite grains, J. Geophys. Res., 97, 9371-9381, 1992.
9. Hodych, J. P., Low-temperature demagnetization of saturation remanence in rocks bearing multidomain magnetite, Phys. Earth Planet. Inter., 66, 144-152, 1991.
10. Kobayashi, K., and M. Fuller, Stable remanence and memory of multi-domain materials with special reference to magnetite, Philos. Mag., 18, 601-624, 1968.
11. Moskowitz, B. M., M. Jackson, and C. Kissel, Low-temperature magnetic behavior of titanomagnetites, Earth Planet. Sci. Lett., 157, 141-149, 1998.
12. Muxworthy, A. R., and E. McClelland, The causes of low-temperature demagnetization of remanence in multidomain magnetite, Geophys. J. Int., 140, 115-131, 2000.
13. Nagata, T., Y. Arai, and K. Momose, Secular variation of the geomagnetic total force during the last 5000 years, J. Geophys. Res., 68, 5277-5281, 1963.
14. Özdemir, Ö., and D. J. Dunlop, Single-domain-like behavior in a 3 mm natural single crystal of magnetite, J. Geophys. Res., 103, 2549-2562, 1998.
15. Özdemir, Ö., D. J. Dunlop, and B. Moskowitz, Changes in remanence, coercivity, and domain state at low temperature in magnetite, Earth Planet. Sci., Lett., 194, 343-358, 2002.
16. Ozima, M., M. Ozima, and S. Akimoto, Low temperature characteristics of remanent magnetization of magnetite, J. Geomagn. Geoelectr., 16, 165-177, 1964.
17. Schmidt, P. W., Paleomagnetic cleaning strategies, Phys. Earth Planet. Inter., 76, 169-178, 1993.
18. Tauxe, L., T. Pick, and Y. S. Kok, Relative paleointensity in sediments: A pseudo-Thellier approach, Geophys. Res. Lett., 22, 2885-2888, 1995.
19. Thellier, E., and O. Thellier, Sur l'intensité du champ magnétique terrestre dans le passé historique et géologique, Ann. Geophys., 15, 285-376, 1959.
20. Warnock, A. C., K. P. Kodama, and P. K. Zeitler, Using thermochronometry and low-temperature demagnetization to accurately date Pecambrian paleomagnetic poles, J. Geophys. Res., 105, 19,435-19,453, 2000.
21. Yu, Y., Rock magnetic and paleomagnetic experiments on hemoilmenites and titanomagnetites in some volcanic rocks from Japan, M. Sc thesis, 24 pp., Univ. of Toronto, Toronto, Ont., 1998.
22. Yu, Y., and D. J. Dunlop, Paleointensity determination on the late Precambrian Tudor Gabbro, southern Ontario, J. Geophys. Res., 106, 26,331-26,344, 2001.
23. Yu, Y., and D. J. Dunlop, Multivectorial paleointensity determination from the Cordova Gabbro, southern Ontario, Earth. Planet. Sci. Lett., 203, 983-999, 2002.
24. Yu, Y., D. J. Dunlop, L. Pavlish, and M. Cooper, Archeomagnetism of Ontario potsherds from the last 2000 years,' J. Geophys. Res., 105, 19,419-19,433, 2000.
25. Yu, Y., D. J. Dunlop, and Ö. Özdemir, Partial anhysteretic remanent magnetization in magnetite: 2. Reciprocity, J. Geophys. Res., 107(B10), 2245, doi:10.1029/2001JB001269, 2002a.
26. Yu, Y., D. J. Dunlop, and Ö. Özdemir, Partial anhysteretic remanent magnetization in magnetite: 1. Additivity, J. Geophys. Res., 107(B10), 2244, 10.1029/2001JB001249, 2002b.
27. Yu, Y., D. J. Dunlop, and Ö. Özdemir, On the resolution of multivectorial remanences, Earth Planet. Sci. Lett., 208, 13-26, 2003a.
28. Yu, Y., D. J. Dunlop, and Ö. Özdemir, Are ARM and TRM analogs? Thellier analysis of ARM and pseudo-Thellier analysis of TRM, Earth Planet. Sci. Lett., 205, 325-336, 2003b.