Chase County Sec. 7, T. 19 S., R. 8 E

Base East of Highway 13 in creek Morrell limestone exposed some distance farther east in creek. Measured By H.G. O'Conner & J.M. Jewett, 7/31/1947
	Unit No. Description Thickness 32 Limestone - yellow-gray; massive; partly covered; seems to be all limestone 7.55 ft. 31 Limestone - cherty; exposed +/- 1 ft. 30 Covered 28.65 ft. 29 Limestone - medium bluish gray, weathers brown and gray; a few gastropods, and Osaiga. Exposed +/- 0.75 ft. 28 Covered 9.75 ft. 27 Limestone - mottled gray; small brachiopods, small snails, forams, bryozoans, ostracodes, Osagia-like algae. Exposed 1.6 ft. 26 Covered 24.35 ft. 25 Limestone - bluish gray, weathers brown; granular; crystalline; contains oval yellow inclusions probably algal; fossil fragments. (May not be in place +/- 1 ft. 24 Shale - or siltstone - hard; dark gray, weathers light gray; platy 0.55 ft. 23 Limestone - dull dove gray, weathers brown and darker gray; Osaiga coats fragments of fossils 0.8 ft. 22 Limestone - more massive than unit above; more crystalline, lighter gray than unit above. Many clams, small purple crystalline gastropods, clams mostly as casts 0.75 ft. 21 Shale - yellow; clay; thin; hard; playt limey beds in upper 2.5 feet. 9.5 ft. 20 Shale - gray mottled; contains stringers of limey coquina of microfossils, and myrids of fossils: Chonetes, fenestellids, crinoid fragments 1.8 ft. 19 Limestone - dark gray to near black, mottled; shaly and slabby, lower part gray; many clams with some brachiopods 2.1 ft. 18 Shale - gray in upper few inches; mostly bright green, part flaky, part blocky 6.2 ft. 17 Covered 2.45 ft. 16 Shale - and mudstone - mudstone in upper part, greenish gray 3.8 ft. 15 Shale - red in upper part (0.5' remainder yellowish, deeply 2.03 ft. 14 Same as unit 15.   13 Mudstone or impure limestone - gray; dense; "worm eaten" 0.4 ft. 12 Limestone - gray and yellow; granular; canse hardened weathered surfaces; weathers dark gray 0.35 ft. 11 Shale - upper 1/3 gray, lower 2/3 dark gray to black 2.15 ft. 10 Limestone - dark gray; slabby shaly; Orbiculoida? clams 1.25 ft. 9 Covered 7.5 ft. 8 Limestone - gray; granular; pitted by solution; porous crystalline; appears as oolite; mass of micro fossils 0.8 ft. 7 Limestone - gray; granular; porous 1.2 ft. 6 Covered 5.25 ft. 5 Shale - gray weathered in upper part; abundant fossils in lower 2 feet 5.75 ft. 4 Shale - or impure limestone - many fossils; mixed fauna brachiopod, bryozoans, crinoid fragments etc. - blue gray 0.7 ft. 3 Limestone - blue gray, harder, more resistant than unit above, fewer fossils 0.45 ft. 2 Shale - blue gray; limy 1 ft. 1 Shale - yellow; clay; exposed 1 ft.
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