![]() | The contents of the Spickert Knob Formation page were merged into Borden Formation on 14 February 2025. For the contribution history and old versions of the redirected page, please see its history; for the discussion at that location, see its talk page. |
![]() | The contents of the Edwardsville Formation page were merged into Borden Formation on 14 February 2025. For the contribution history and old versions of the redirected page, please see its history; for the discussion at that location, see its talk page. |
![]() | The contents of the New Providence Shale page were merged into Borden Formation on 14 February 2025. For the contribution history and old versions of the redirected page, please see its history; for the discussion at that location, see its talk page. |
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