Cardium Formation
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The Cardium Formation is a stratigraphic unit of Late Cretaceous age in the Western Canada Sedimentary Basin. It takes the name from the fossilized heart-shaped cockle shells in the family Cardiidae p
Photomicrograph of drill cuttings from Cardium Formation sandstone
Fossil Cardiidae shells in Cardium Formation sandstone
Smoky Group
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The Smoky Group is a stratigraphic unit of Late Cretaceous age in the Western Canadian Sedimentary Basin.
Cardium Formation
…to its large areal extent, the Cardium Formation falls within different stratigraphic groups in different regions (Alberta Group, Colorado Group, and Smoky Group). It is conformably overlain by the Wapiabi Formation and underlain by the Blackstone Formation. The formation is partly equivalent to the Kaskapau…
Kaskapau Shale exposed along the Pouce Coupe River
Paskwaskau Shale
Bad Heart Sandstone
Kaskapau Shale