Galatia Channel:Stratigraphy

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  • Figure 4 Diagram showing units between the Houchin Creek and Herrin Coals, including members newly named in this report.

This section describes, in ascending order, the rock units that enclose the Springfield Coal and Galatia paleochannel(Figure 4). To facilitate discussion of the new depositional model, two new members are proposed.

Houchin Creek Coal
Excello Shale Member
Hanover Limestone Member
Delafield Member (New)
Galatia Member (New)
Underclay of Springfield Coal
Springfield Coal
Dykersburg (Shale) Member
Turner Mine Shale Member
St. David Limestone Member

Primary Source

Nelson, W.J., S.D. Elrick, W.A. DiMichele, and P.R. Ames, 2020, Evolution of a peat-contemporaneous channel: The Galatia channel, Middle Pennsylvanian, of the Illinois Basin: Illinois State Geological Survey, Circular 605, 85 p., 6 pls.