Distinguishing features of Chester and lower Pennsylvanian rocks in the Illinois Basin
Paper lists established criteria and describes new criteria for differentiating Chester strata from lower Pennsylvanian strata and for distinguishing the hiatus in the Illinois Basin.
See slides: 4436-39; 4444; 4445; 4465-67.
Chester Series
Mississippian-Pennsylvanian unconformity
Pennsylvanian
Emrich, G.H.
Glass, H.D.
Potter, P.E.
Swann, D.H.
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