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File:World geologic provinces.jpg


English: Map of world geologic provinces
   Large igneous province
   Extended continental crust

Oceanic crust:

   0–20 Ma
   20–65 Ma
   >65 Ma

These geologic province maps depict only features approximately 150 km across and greater due to the fact that the resolution of the maps should be consistent with the resolution of the seismic refraction data.

Source: ; original upload english wikipedia 22 April 2005 by SEWilco


Public domain This image is in the public domain because it 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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