U.S. Geological Survey: Science for a Changing World - USGS visiaul identifier and link to main Web site at http://www.usgs.gov/

Lithofacies distribution of the Ames marine zone in the central Appalachian
      basin. For a more detailed explanation, contact Blaine Cecil at bcecil@usgs.gov
 
Figure 13. Lithofacies distribution of the Ames marine zone in the central Appalachian basin. Cross sectional interpretation (bottom) of fifth-order deepening episodes with corresponding lithotopes (modified from Brezinski, 1983).

U.S. Department of the Interior, U.S. Geological Survey
URL: https:// pubsdata.usgs.gov /pubs/circ/2004/1264/html/trip3/fig13.html
For more information, contact Blaine Cecil
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