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Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia : A New Perspective on the Low-Latitude Glaciations Problem. / Shatsillo, A. V.; Rud’ko, S. V.; Latysheva, I. V.; Rud’ko, D. V.; Fedyukin, I. V.; Malyshev, S. V.

In: Izvestiya, Physics of the Solid Earth, Vol. 55, No. 6, 01.11.2019, p. 841-863.

Research output: Contribution to journal › Article › peer-review

Harvard

Shatsillo, AV, Rud’ko, SV, Latysheva, IV, Rud’ko, DV, Fedyukin, IV & Malyshev, SV 2019, 'Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia: A New Perspective on the Low-Latitude Glaciations Problem', Izvestiya, Physics of the Solid Earth, vol. 55, no. 6, pp. 841-863. https://doi.org/10.1134/S1069351319060065

APA

Shatsillo, A. V., Rud’ko, S. V., Latysheva, I. V., Rud’ko, D. V., Fedyukin, I. V., & Malyshev, S. V. (2019). Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia: A New Perspective on the Low-Latitude Glaciations Problem. Izvestiya, Physics of the Solid Earth, 55(6), 841-863. https://doi.org/10.1134/S1069351319060065

Vancouver

Shatsillo AV, Rud’ko SV, Latysheva IV, Rud’ko DV, Fedyukin IV, Malyshev SV. Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia: A New Perspective on the Low-Latitude Glaciations Problem. Izvestiya, Physics of the Solid Earth. 2019 Nov 1;55(6):841-863. https://doi.org/10.1134/S1069351319060065

Author

Shatsillo, A. V. ; Rud’ko, S. V. ; Latysheva, I. V. ; Rud’ko, D. V. ; Fedyukin, I. V. ; Malyshev, S. V. / Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia : A New Perspective on the Low-Latitude Glaciations Problem. In: Izvestiya, Physics of the Solid Earth. 2019 ; Vol. 55, No. 6. pp. 841-863.

BibTeX

@article{df4c11fbd55a4aa784a136eeb0e971dd,
title = "Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia: A New Perspective on the Low-Latitude Glaciations Problem",
abstract = "Abstract—Paleo- and rock magnetic, sedimentological, and isotope geochemical study is carried out for the carbonate member of Late Neoproterozoic Nichatka Formation (Siberian Platform, western slope of the Aldan Shield) enclosed within glacial deposits corresponding to the hypothetical event of “Snowball Earth” global glaciation. Based on the sedimentological, rock magnetic, and geochemical indications it is established that sediments composing this member have varve-type seasonal stratification and, according to our estimates, have been accumulated for at most 13 thousand years. Obtaining the detailed paleomagnetic data for the Precambrian varves allowed us to reveal a linear trend in the distribution of the virtual geomagnetic poles and to link it with the peculiarity of secular variation of the geomagnetic field during the time span of the Nichatka Formation. The paleomagnetic record in the periglacial sediments of the Nichatka Formation testifies to their deposition close to the equator which might be considered as supporting the Snowball Earth hypothesis. However, the absence of annual temperature fluctuations within the equatorial belt makes the formation of seasonal deposits at low latitudes barely possible and completely excludes such a possibility in the conditions close to total glaciation. The contradiction between paleoclimatic and paleomagnetic data is not explained in the context of the actualistic model of the geomagnetic field. The peculiarities of the paleomagnetic record in the Nichatka Formation, similar to the record of the field during the reversal, suggest that the geomagnetic field in the Neoproterozoic could be determined by substantial contribution of the low-latitude non-axial-dipole component. This peculiarity of the Neoproterozoic geomagnetic field can explain the entire set of the worldwide paleomagnetic data implying low latitude glaciations in the Neoproterozoic.",
keywords = "equatorial dipole, glaciations, LLSVP, Neoproterozoic, paleomagnetism, reversals, secular variation, Siberian platform, Snowball Earth hypothesis, varves",
author = "Shatsillo, {A. V.} and Rud{\textquoteright}ko, {S. V.} and Latysheva, {I. V.} and Rud{\textquoteright}ko, {D. V.} and Fedyukin, {I. V.} and Malyshev, {S. V.}",
note = "Shatsillo, A.V., Rud{\textquoteright}ko, S.V., Latysheva, I.V. et al. Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia: A New Perspective on the Low-Latitude Glaciations Problem. Izv., Phys. Solid Earth 55, 841–863 (2019) doi:10.1134/S1069351319060065",
year = "2019",
month = nov,
day = "1",
doi = "10.1134/S1069351319060065",
language = "English",
volume = "55",
pages = "841--863",
journal = "Izvestiya, Physics of the Solid Earth",
issn = "1069-3513",
publisher = "Pleiades Publishing",
number = "6",

}

RIS

TY - JOUR

T1 - Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia

T2 - A New Perspective on the Low-Latitude Glaciations Problem

AU - Shatsillo, A. V.

AU - Rud’ko, S. V.

AU - Latysheva, I. V.

AU - Rud’ko, D. V.

AU - Fedyukin, I. V.

AU - Malyshev, S. V.

N1 - Shatsillo, A.V., Rud’ko, S.V., Latysheva, I.V. et al. Paleomagnetic, Sedimentological, and Isotopic Data on Neoproterozoic Periglacial Sediments of Siberia: A New Perspective on the Low-Latitude Glaciations Problem. Izv., Phys. Solid Earth 55, 841–863 (2019) doi:10.1134/S1069351319060065

PY - 2019/11/1

Y1 - 2019/11/1

N2 - Abstract—Paleo- and rock magnetic, sedimentological, and isotope geochemical study is carried out for the carbonate member of Late Neoproterozoic Nichatka Formation (Siberian Platform, western slope of the Aldan Shield) enclosed within glacial deposits corresponding to the hypothetical event of “Snowball Earth” global glaciation. Based on the sedimentological, rock magnetic, and geochemical indications it is established that sediments composing this member have varve-type seasonal stratification and, according to our estimates, have been accumulated for at most 13 thousand years. Obtaining the detailed paleomagnetic data for the Precambrian varves allowed us to reveal a linear trend in the distribution of the virtual geomagnetic poles and to link it with the peculiarity of secular variation of the geomagnetic field during the time span of the Nichatka Formation. The paleomagnetic record in the periglacial sediments of the Nichatka Formation testifies to their deposition close to the equator which might be considered as supporting the Snowball Earth hypothesis. However, the absence of annual temperature fluctuations within the equatorial belt makes the formation of seasonal deposits at low latitudes barely possible and completely excludes such a possibility in the conditions close to total glaciation. The contradiction between paleoclimatic and paleomagnetic data is not explained in the context of the actualistic model of the geomagnetic field. The peculiarities of the paleomagnetic record in the Nichatka Formation, similar to the record of the field during the reversal, suggest that the geomagnetic field in the Neoproterozoic could be determined by substantial contribution of the low-latitude non-axial-dipole component. This peculiarity of the Neoproterozoic geomagnetic field can explain the entire set of the worldwide paleomagnetic data implying low latitude glaciations in the Neoproterozoic.

AB - Abstract—Paleo- and rock magnetic, sedimentological, and isotope geochemical study is carried out for the carbonate member of Late Neoproterozoic Nichatka Formation (Siberian Platform, western slope of the Aldan Shield) enclosed within glacial deposits corresponding to the hypothetical event of “Snowball Earth” global glaciation. Based on the sedimentological, rock magnetic, and geochemical indications it is established that sediments composing this member have varve-type seasonal stratification and, according to our estimates, have been accumulated for at most 13 thousand years. Obtaining the detailed paleomagnetic data for the Precambrian varves allowed us to reveal a linear trend in the distribution of the virtual geomagnetic poles and to link it with the peculiarity of secular variation of the geomagnetic field during the time span of the Nichatka Formation. The paleomagnetic record in the periglacial sediments of the Nichatka Formation testifies to their deposition close to the equator which might be considered as supporting the Snowball Earth hypothesis. However, the absence of annual temperature fluctuations within the equatorial belt makes the formation of seasonal deposits at low latitudes barely possible and completely excludes such a possibility in the conditions close to total glaciation. The contradiction between paleoclimatic and paleomagnetic data is not explained in the context of the actualistic model of the geomagnetic field. The peculiarities of the paleomagnetic record in the Nichatka Formation, similar to the record of the field during the reversal, suggest that the geomagnetic field in the Neoproterozoic could be determined by substantial contribution of the low-latitude non-axial-dipole component. This peculiarity of the Neoproterozoic geomagnetic field can explain the entire set of the worldwide paleomagnetic data implying low latitude glaciations in the Neoproterozoic.

KW - equatorial dipole

KW - glaciations

KW - LLSVP

KW - Neoproterozoic

KW - paleomagnetism

KW - reversals

KW - secular variation

KW - Siberian platform

KW - Snowball Earth hypothesis

KW - varves

UR - http://www.scopus.com/inward/record.url?scp=85076118301&partnerID=8YFLogxK

U2 - 10.1134/S1069351319060065

DO - 10.1134/S1069351319060065

M3 - Article

AN - SCOPUS:85076118301

VL - 55

SP - 841

EP - 863

JO - Izvestiya, Physics of the Solid Earth

JF - Izvestiya, Physics of the Solid Earth

SN - 1069-3513

IS - 6

ER -

ID: 49836609