The stratified rocks of this system include marine limestones, shales and sandstones; estuarine, lagoonal and fresh-water shales, sandstones and marls with beds of coal, oil-bearing rocks, gypsum and salt. [Please select]
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Peabody (1952:38) listed many elements of the fauna and flora, and concluded that the deposits are of lagoonal origin. [Please select]
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