Chase County Sec. 30, T. 19 S., R. 8 E

On old Highway 50, west of Cottonwood Falls Measured By J. Parks, H.G. O'Connor, J.M. Jewett, 8/2/1947
	Unit No. Description Thickness 1 Limestone bed in place, gray with brown fossil fragments, highly crystalline. Corss section of Fossils; brown high-spired snails and clams. (Thickness not determined)   2 Covered; its thickness, as shown, includes bed #1 6.1 ft. 3 Shale, yellow and gray, limy in basal part 7 ft. 4 Limestone, gray, shaly-mottled-mudstone like, many clams 1.15 ft. 5 Limestone, mottled gray, more massive than unit above, clams, Derbia in lower part 1.1 ft. 6 Shale, light gray to greenish-gray 6.55 ft. 7 Shale, red 0.5 ft. 8 Shale, greenish-gray, limy nodular 9.15 ft. 9 Limestone, light dusty gray, little or no change in color by weathering, darker and enser in lower part, mostly a coquina of fossil fragments, many jet black specks. Small high-spired snails. 1.8 ft. 10 Shale, gray above and black and slaty in lower part 1.4 ft. 11 Limestone, blue gray, clams 1 ft. 12 Shale, brownish-yellow and gray, silty 0.2 ft. 13 Limestone, medium dark gray, weathers yellow-brown, slabby in upper part, more or less mottled, clams and large snails 2.5 ft. 14 Shale, yellow-gray, blocky 4.1 ft. 15 Limestone, mottled yellow, weathers yellow, soft, fossil fragments, weathers rough, brachiopods, some Osaiga, clams in middle part; exposed portion measures 2.9 ft.
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