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Coal Geology of the Paleocene-Eocene Calvert Bluff Formation (Wilcox Group) and the Eocene Manning Formation (Jackson Group) in east-central Texas

Edited by P.D. Warwick and S.S. Crowley

U.S. Geological Survey Open-File Report 95-595


Figure 6. Graphs showing the distribution of maceral varieties (humotelinite, eugelinite, and poricorpohuminite) that show the greatest variation throughout the channeled section.

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