592-5 Fine grained sandstone 603-8 Silty to sandy fragmental claystone, gray to greenish (upper 5 ft silty claystone limey at base) 615 Dark gray-green and maroon silty semiplastic clay 619-6 Silty gray claystone, limestone stringers & inclusions 627-4 Gray siltstone, zones of fine sandstone 632 Dark gray claystone, locally finely fragmental. 638 Red and green silty claystone 640 Green silty claystone zones fragmental claystone & semi-flint clay at top & base 641-6 Gray silty claystone grading to siltstone 661-6 Interbedded shaly siltstone and silty claystone, zones of fine sandstone. 669-4 Shaly claystone grading to carbonaceous shale, silty in upper 2 ft. 670-3 Coal (Freeport rider) 673-3 Carbonaceous clay and shale, coal partings. 676 Irregularly interbedded siltstone and fine sandstone grading to silty shale. Plant remains. 678-10 Coal UPPER FREEPORT 686 Silty claystone Limey claystone & claystone, irregular lenses of argillaceous limestone 688-5 Brownish claystone, basal foot fragmental. (CB-47) 694 Silty claystone 695-9 Siltstone and fine sandstone 697-3 Claystone and semi-flint clay (CB-48) 699-1 Silty claystone, large siderite concretion in upper half. 702-10 Dark brown-gray semi-flint clay and fragmental flintclay, minor claystone. 6 inches semiplastic clay at base. (CB49, CB410, CB411, and Analyses #4 and #5)