Marshall County Sec. 7, T. 3 S., R. 7 E

Center sec 7, three miles south of Old Dutch Mill Cabin Camp on west side of Big Blue River Measured By M.K. Elias, 1932 Remarks: III-12
	Unit No. Description Thickness   Florence limestone member   20 Limestone, solid, with flint bands 3 ft.   Blue Springs shale formation   19 Shale, calcareous 1 ft. -- Limestone 2 ft. 18 Shale, green 5 ft. 17 Shale, red and purple with few green bands 5 ft. 16 Shale, red, somewhat hardened 2.2 ft. 15 Shale, green 0.7 ft. 14 Shale, red, somewhat hardened 2 ft. 13 Shale, green 0.5 ft. 12 Shale, purple 0.5 ft. 11 Shale, red 1 ft. 10 Shale, purple, with dark-green band on top 1.5 ft. 9 Shale, purple, with green bands 2.5 ft. 8 Shale, green 1 ft. 7 Shale, light-gray, finely bedded, somewhat hardened 4 ft. 6 Shale, black, massive 1 ft. 5 Shale, light-gray, finely bedded, somewhat hardened, with Lingula 3 ft. 4 Shale, dark-gray to black, massive, in lower part gypsum nodules 2.5 ft.   Kinney limestone formation   3 Limestone, platy, shaly, blue-gray, in upper part with gypsum nodules and Pinna, Allorisma, and Derbyia 3 ft. 2 Shale 1.5 ft. 1 Limestone 0.5 ft.
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