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Abstract:

A palaeomagnetic study carried out on late Pleistocene sediments from the sub-soil of the city of Bahía Blanca (38.75°S, 62.25°W) indicate an event or excursion of the geomagnetic field. Radiocarbon dates the excursion between 27500 and 35500 ybp. It could be the same as that recorded in Mungo Lake (Australia). Copyright © 1996 Elsevier Science Ltd & Earth Sciences & Resources Institute.

Registro:

Documento: Artículo
Título:New evidence of an excursion of the geomagnetic field recorded in late Pleistocene sediments in Argentina
Autor:Orgeira, M.J.; Walther, A.M.; Sinito, A.M.; Vilas, J.F.; Conti, Y.C.
Filiación:Lab. de Paleomagnetismo, Depto. de Geología, Cdad. Universitaria, Pab. II 1428 Buenos Aires, Argentina
Palabras clave:Late Brunhes; Magnetic excursion; Brunhes chron; geomagnetic field; magnetic excursion; Pleistocene; Argentina, Buenos Aires Province, Bahia Blanca
Año:1996
Volumen:9
Número:3-4
Página de inicio:237
Página de fin:242
Título revista:Journal of South American Earth Sciences
Título revista abreviado:J. South Am. Earth Sci.
ISSN:08959811
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_08959811_v9_n3-4_p237_Orgeira

Referencias:

  • Abrahamsen, N., Knudsen, K.L., Indication of a geomagnetic low inclination excursion in supposed middle weichselian interstadial marine clay at Rubjerg, Denmark (1979) Physics of the Earth Planet. Int., 18, pp. 238-246
  • Barbetti, M., McElhinny, M., Evidence of a geomagnetic excursion 30.000y.B.P (1972) Nature, 239 (5371), pp. 327-330
  • Bonhommet, N., Babkine, J., Sur la présence d'aimantations inversées dans la chaine des puys (1967) C.R.acad. Sc. Paris, 264, pp. 92-94. , SerieB
  • Bonhommet, N., Zähringer, J., Paleomagnetism and K/Ar age determinations of the laschamp geomagnetic polarity event (1969) Earth and Plan. Sc. Lett., 6, pp. 43-46
  • Chaar, E., Farinati, E., Evidencias paleontológicas y sedimentológicas de un nivel marino pleistocénico en bahía blanca, provincia de Buenos Aires, Argentina (1968) II Jorn. Geol. Bon. Actas, pp. 47-54
  • Chaar, E., Farinati, E., Aliotta, S., Tassone, A., Pleistoceno marino al sur de la ciudad de Bahia Blanca, Argentina (1992) III Jorn. Geol. Bon. Actas, pp. 59-62
  • Chauvin, A., Duncan, R.A., Bonhommet, N., Levi, S., Paleointensity of the earth's magnetic field and K-Ar dating of the louchadiere volcanic flow (Central France): New evidence for the laschamp excursion (1989) Geophys. Res. Lett., 16 (10), pp. 1189-1192
  • Denham, C.R., Cox, A., Evidence that the laschamp polarity event did not occur 13300-30400 years ago (1971) Earth Planet. Sci. Lett., 13, pp. 181-190
  • González, M., Depósitos marinos del pleistoceno superior en Bahía Blanca, pcia. De Buenos Aires (1984) IX Cong. Geol. Arg. Actas, 3, pp. 538-555
  • Liddicoat, J.C., Coe, R.S., Mono lake geomagnetic excursion (1979) J. Geophys. Res., 84 (BI), pp. 261-271
  • Lovlie, R., Sandnes, A., Palaeomagnetic excursions recorded in mid-weichselian cave sediments from skjonghelleren, valderoy, W. Norway (1987) Phys. Earth Plan. Int., 45, pp. 337-348
  • Mörner, N.A., Geomagnetic excursions in late brunhes time, European long-core data (1986) Phys. Earth Plan. Int., 44, pp. 47-52
  • Orgeira, M.J., Beraza, L., Vizán, H., Bobbio, M.L., Evidencias de una excursión del campo magnético terrestre durante el pleistoceno tardío (1987) Rev. Asoc. Geol. Arg., 43 (2), pp. 265-268
  • Orgeira, M.J., Beraza, L., Vizán, H., Bobbio, M.L., Vilas, J.F., Evidence for a geomagnetic field excursion in the late pleistocene (entre ríos, Argentina) (1988) Quaternary of South America and Antarctic Peninsula, 6, pp. 173-188
  • Pierce, J.W., Clark, M.J., Evidence from Iceland on geomagnetic reversal during wisconsinan ice age (1978) Nature, 273, pp. 456-458
  • Tanaka, H., Tachibana, K., A geomagnetic reversal in the latest brunhes epoch at Shibutami, Japan (1981) J. Geomag. Geoelectr., 33, pp. 287-292

Citas:

---------- APA ----------
Orgeira, M.J., Walther, A.M., Sinito, A.M., Vilas, J.F. & Conti, Y.C. (1996) . New evidence of an excursion of the geomagnetic field recorded in late Pleistocene sediments in Argentina. Journal of South American Earth Sciences, 9(3-4), 237-242.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_08959811_v9_n3-4_p237_Orgeira [ ]
---------- CHICAGO ----------
Orgeira, M.J., Walther, A.M., Sinito, A.M., Vilas, J.F., Conti, Y.C. "New evidence of an excursion of the geomagnetic field recorded in late Pleistocene sediments in Argentina" . Journal of South American Earth Sciences 9, no. 3-4 (1996) : 237-242.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_08959811_v9_n3-4_p237_Orgeira [ ]
---------- MLA ----------
Orgeira, M.J., Walther, A.M., Sinito, A.M., Vilas, J.F., Conti, Y.C. "New evidence of an excursion of the geomagnetic field recorded in late Pleistocene sediments in Argentina" . Journal of South American Earth Sciences, vol. 9, no. 3-4, 1996, pp. 237-242.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_08959811_v9_n3-4_p237_Orgeira [ ]
---------- VANCOUVER ----------
Orgeira, M.J., Walther, A.M., Sinito, A.M., Vilas, J.F., Conti, Y.C. New evidence of an excursion of the geomagnetic field recorded in late Pleistocene sediments in Argentina. J. South Am. Earth Sci. 1996;9(3-4):237-242.
Available from: https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_08959811_v9_n3-4_p237_Orgeira [ ]