Columbus Limestone
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The Columbus Limestone is a mapped bedrock unit consisting primarily of fossiliferous limestone. It occurs in Ohio, Pennsylvania, and Virginia in the United States, and in Ontario, Canada.
Quick Facts Type, Unit of ...
Columbus Limestone | |
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Stratigraphic range: Devonian | |
Type | Sedimentary |
Unit of | Onondaga Group |
Sub-units | Bellepoint, Marblehead, Tioga Ash Bed, Venice, Delhi, Klondike, East Liberty |
Underlies | Bass Islands Formation, Delaware Formation, and Ohio Shale |
Overlies | Lucas Formation |
Thickness | 0 to 105 feet[1] |
Lithology | |
Primary | Limestone |
Other | Sandstone |
Location | |
Region | Cincinnati Arch of North America |
Extent | Ohio, Pennsylvania, Virginia, Ontario |
Type section | |
Named for | Columbus, Ohio |
Named by | Mathur, 1859 |
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