Chase County Sec. 25, T. 19 S., R. 8 E

In river bank above and below bridge and in road cut Measured By R.C. Moore, J.M. Jewett, H.G. O'Connor, E. Zeller
	Unit No. Description Thickness 1 Limestone - light gray, platy, weathers light gray 0.5 ft. 2 Limestone - white to light bluish gray, ostracods and small clams 0.3 ft. 3 Shale - yellow-gray, flaky 3.8 ft. 4 Limestone - impure, blue-gray, small clams 0.4 ft. 5 Shale - yellow, flaky to slightly blocky, clayey 2.65 ft. 6 Limestone - dark gray, impure, somewhat nodular 0.6 ft. 7 Shale - yellow and gray 3.95 ft. 8 Shale - (transitional contact with unit above), dark gray to nearly black, locally streaks of black, slams in basal part 3.1 ft. 9 Limestone - light bluish gray, flaky in upper part, more massive in lower part, clams 0.8 ft. 10 Covered 11.2 ft. 11 Shale - limestone nodules which are brown, shale purple and yellow 2.8 ft. 12 Limestone - impure, yellow 1.8 ft. 13 Shale - coverd lower part, upper 2 feet yellow-red and gray 3.5 ft. 14 Limestone - soft, "suboolitic" 0.5 ft. 15 Limestone - gray "pepper and salt", forams 1.3 ft. 16 Shale - light gray, not well exposed, echinoid spines 6.5 ft. 17 Limestone - light gray, slabby 1.3 ft. 18 Limestone - light gray, nearly white, massive, somewhat pitted 2.8 ft. 19 Limestone - tan to gray, massive 1.5 ft. 20 Limestone - dark gray, shaly, fusulines 0.6 ft. 21 Shale - yellow-gray, clayey, with 0.25 feet phosphate rock 0.3 ft. 22 Shale - black in upper part, lighter gray in lower part, small brachiopods 1.9 ft. 23 Limestone - dark, mottled, laminated, granular 0.7 ft. 24 Siltstone - dark, blocky, crumbly 4 ft.
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