535-2 Interbedded siltstone and fine sandstone 541 Gray claystone 546 Siltstone and fine sandstone 560-1 Gray claystones and interbedded siltstones Minor silty shale. 560-11 Coal. 565-4 Dark silty claystone, becoming shale downward.) 571 Gray shale, silty in upper part, coaly partings at base. 572 Hard dark gray silty claystone, 573-6 Argillaceous limestone. 574-9 Calcareous claystone, limy blebs. 575-6 Fragmental claystone. (Large light ton impure flint clay frogs in dark claystone with scattered limy blebs) [See above] (2" 577-9 Fragmental Claystone and siliceous flint clay.) 578-10 Siltstone 579-6 Fragmental claystone. 582-6 Dark gray to black silty claystone and siltstone. 584-6 (Calcareous claystone and banded clay) 586-9 Argillaceous limestone, clayey streaks 587-10 (Fragmented silty claystone, 3"limestone at base.) 592 Claytone + Silty Claystone, Shaly at Base. 599 Interbedded shaly Siltstone and fine sandstone 602-9 Silty to sandy claystone 603-8 Shaly claystone, carbonaceous at top 605-4 Fragmental Claystone passing to Shaly Claystone. 2" Argillaceous Limestone at base. 609 Dark Siliceous Claystone, small fragments lighter. 624-3 Fragmental claystones and siltstones 30" semiflats + claystone in dark silty ferrug. mudstone. Fragments tour + cream (208) 3 40" green silty claystone, fragmental at top: ferruginous matrix (209) 5 24" siltstone scattered claystone frogs 18" fragmental zone, chiefly brown (210) 38