Geomagnetic polarity 0-169 Ma


Autor:
Anomie⚔
Credit:

Image created de novo from lists of periods of normal polarity from the following papers:

  • Kent, D. V.; Gradstein, F. M. (1985). "A Cretaceous and Jurassic geochronology". Geological Society of America Bulletin 96: 1419. doi:10.1130/0016-7606(1985)96<1419:ACAJG>2.0.CO;2. ISSN 0016-7606
  • Cande, S. C.; Kent, D. V. (1995). "Revised calibration of the geomagnetic polarity timescale for the Late Cretaceous and Cenozoic". Journal of Geophysical Research 100: 6093. doi:10.1029/94JB03098
Krótki link:
https://www.plwiki.pl/b/6b047
źródło:
Wikimedia Commons
Wymiary:
300 x 1800 Pixel (18084 Bytes)
Opis:
Geomagnetic polarity over the past 169 Ma, trailing off into the en:Jurassic Quiet Zone. Dark areas denote periods of normal polarity, light areas denote reverse polarity.
Licencja:
Public domain
Komentarz do licencji:
"Facts that were discovered", such as the dates of geological events, are non-copyrightable in the US; specific presentation of that data, such as this image, may be subject to copyright.

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