El. 2600 Hole#1CB 9 to 11 Surficial material 22 Buff (weathered) medium grained sandstone 38-5 Gray clay with limey pellets, greenish in lower 2' 45-5 Greenish gray silty clay with siltstone lenses 52-6 Fine to medium sandstone 53-4 Silty gray clay with pellets darker clay. 57 Red and gray clay 78-6 Greenish gray silty clay + claystone with interbedded siltstone in lower 10 ft. Calcareous stringers througt 93-10 Interbedded siltstone and fine sandstone 95-2 1/2 Coal: bone & shale 100 Dark, gray, dense, argillaceous limestone with minute limey pellets. (and possibly some ostracods) Pyritiferous (in stringers) 105 Gray clay with limey pellets; stringers of pyrite and calcite. 107-5 Gray medium grained sandstone 109 Interbedded greenish gray claystone and gray siltstone. 115-6 Dark greenish-gray clay, carbonaceous matter and calcite stringers. 117 Carbonaceous clay 117-6 Dark gray argillaceous limestone 136-1 Black shale, interbedded siltstone in basal 3', plant remains 136-10 Coal BARTON 150 Dark gray argillaceous limestone and calcareous clay (CB11) 175-6 Dark gray silty clay, limey pollets and stringers 180 Interbedded greenish gray siltstone and silty clay, minor fine sandstone. 184 Light gray micaceous sandstone 193 Dark gray silty clay, limey pellets 207 Interbedded greenish gray claystone and gray siltstone, calcareous stringers. 1.