The importance of sea-level fluctuations in the formation of linear conglomerate bodies; Carrot Creek Member of Cardium Formation, Cretaceous Western Interior Seaway, Alberta, Canada

The Raven River Member of the Cardium Formation (Turonian, Upper Cretaceous) in the Carrot Creek area of Alberta contains two coarsening-upward sequences of marine mudstones and sandstones. The lower sequence coarsens from black mudstones into bioturbated, fine-grained sandstones, and is capped by a gritty siderite horizon which probably indicates a pause in deposition. The sandstones of the upper sequence contain hummocky cross stratification, …