Labette County Sec. 15, T. 33 S., R. 21 E

Road cut along highway just east of Oswego, Kansas Measured By Wally Howe, 6-23-1949
	Unit No. Description Thickness 5 Limestone, (base of Ft. Scott)   4 Shale, black, hard, fissile, slaty. Abundant phosphatic concretions. Orbiculoidea +/- 26 ft. 3 Limestone, dark and light gray mottled. Weathers tan to light buff. Rough, hard, massive. Somewhat lenticular, but persistant. Fragment of shell material occur, but are not abundant, and specimen of Linoproductus seen. Rock appears to be very sandy. Sample taken. Fusulines abundant in upper part 6 - 30 ft. 2 Sandstone, calcareous, thin bedded to massive. Beds thicken and thin laterally. More massive beds are finely cross bedded 6 - 8 ft. 1 Shale, silty, micaceous, has peculiar characteristic vertical or near vertical system of curved joints. Top not well defined, but commonly is darker, softer, more thinly laminated than overlying bed. +/- 30 ft.   Note: In cut by bridge SE NE NE 24-33-20, Breezy Hill approximately same thickness, rests on ripple-marked sandstone (current). 6 inches of gray shale (leached black) underlie normal Ft. Scott and overlie Black shale
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