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目前显示的是标签为“Catskill Delta”的博文

Shallow-Water Origin of a Devonian Black Shale, Cleveland Shale Member (Ohio Shale), Northeastern Ohio, USA

Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=52670#.VKC2jcCAM4 Author(s)   Saeed Alshahrani 1,2 , James E. Evans 1* Affiliation(s) 1 Department of Geology, Bowling Green State University, Bowling Green, OH, USA . 2 EXPEC Advanced Research Center, Saudi ARAMCO, Dhahran, Saudi Arabia . ABSTRACT Black shales are usually interpreted to require anoxic bottom waters and deeper water sedimentation. There has long been a debate about whether the Devonian Cleveland Shale Member of the Ohio Shale (CSM) was deposited in shallow- or deep-water depositional environments. This study looked at the CSM at 3 stratigraphic sections and 5 well cores in northeastern Ohio. The CSM mostly consists...