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

Figure 3. Fold axis and axial-planar cleavage (parallel to hammer handle) in rocks of the Chopawamsic Formation at Stop 2.

U.S. Department of the Interior, U.S. Geological Survey
URL: http:// pubs.usgs.gov /circ/2004/1264/html/trip1/fig3.html
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