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File:Geomagnetic late cenozoic.png

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Late Cenozoic geomagnetic time scale. Dark (light) areas denote periods of normal (reversed) polarity.

Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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Source: U.S. Geological Survey

Open-File Report 03-187 http://geopubs.wr.usgs.gov/open-file/of03-187/

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Date/TimeThumbnailDimensionsUserComment
current07:16, 25 October 2005Thumbnail for version as of 07:16, 25 October 2005366 × 1,278 (67 KB)JuloLate Cenozoic geomagnetic time scale. Dark (light) areas denote periods of normal (reversed) polarity. {{PD-USGov-Interior-USGS}} Source: U.S. Geological Survey Open-File Report 03-187 http://geopubs.wr.usgs.gov/open-file/of03-187/

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