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A kame near Czubata Góra in the Pleistocene overburden of the Bełchatów open-cast browncoal mine in central Poland shows several types of deformations. A number of diapirs occur, but also a structure that shows all characteristics of a diapir but consists of sediments that apparently intruded the underlying rather than the overlying sediments. Analysis of this structure shows that it consists of material...
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