616-6 Interbedded light gray sandstone and siltstone. 620-6 Medium grained quartzitic sandstone 622 Darkgray siltstone and sandstone 625 Medium grained quartzitic sandstone silty partings. 629 Interbedded dark gray siltstone and sandstone 645 Coarse gray quartzitic sandstone, shale fragments and some stylolites. 648 Dark gray to carbonaceous siltstone, sandy streaks, plant fragments 680 Fine to medium grained sandstone, stylolites, local zone coarse grained 674-676. 726 Medium to coarse grained sandstone, stylolites, zones of coaly partings 683 to 683-6, 694-6 to 695-6. 736 Interbedded light gray sandstone and darker siltstone 743-7 Medium grained gray sandstone, siltstone partings. 744-1 Coal + boney coal 749-7 Black silty carb clay, plant remains 750-6 Coal + boney coal 758-6 Interbedded gray sandstone and siltstone coaly streaks and partings 761-8 Dark gray shale, plant fragments 762-11 Coal + boney coal 765-6 Dark gray silty clay and fragmental claystone, locally carbonaceous, flinty. (C13 18) 770 Interbedded sandstone + siltstone, minor shale 789 Fine to medium grained quartzitic sandstone, stylolites 818-9 Medium to coarse grained quartzitic sandstone, stylolites, coaly zone 811' to 813-6 822-9 Interbedded siltstone, shale + fine sandstone 826-3 Coal, shale + bone 838-2 Black shale sandy streaks at top, plant remains 838-8 Coal 4.