Geary County Sec. 28, T. 11 S., R. 8 E

U.S. 40, at Manhattan sign 0.1 mile East of intersection with K-13 Measured By S.M. Ball and M.M. Ball
	Unit No. Description Thickness 7 Limestone (Florence), physical and biologic aspects of lithology like that of unit 5 14 ft. 6 Shale (Florence), gray-tan, calcareous 0.2 ft. 5 Limestone (Florence), gray on fresh surface, weathers gray-tan, massive-bedded, compact; nodular and bedded chert containing silicified fossils; Derbyia, Dictyoclostus, Juresania, crinoid remains, echinoid 3.8 ft. 4 Limestone (Florence), gray to tan, thin-gedded, impure silty; echinoids, crinoids, brachipods, pelecypods 1 ft. 3 Siltstone (Blue Springs), tan, calcareous; Aviculopecten 1.6 ft. 2 Limestone (Blue Springs), gray to tan, thin-bedded, silty and calcareous; fossil fragments common 0.7 ft. 1 Clay (Blue Springs), gray-green to gray-blue on fresh, surface, weathers tan, not bedded; fossil fragments in upper 1 ft. 5 ft.
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