Field notes, central Kentucky, 1898
Page 26
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Transcription
Marion County. Lebanon, 45 (15) On the Cumberland and Ohio R.R. just beyond the point when it crosses over the head waters of Hardins Creek there is a good section exposed along the R.R. tracks. The Black slate is 1-2 feet thick, the main body of slate not being seen here. The Devonian is 7 feet thick, at the top are 4 inches of dark dense rock forming a sort of transition between the slate above and the limestone below. 40 inches of solid crinoidal rock follow. Then 20 inches of shaly limestone with byzgraubs and 20 inches more of crinoidal limestone. The crinoidal limestone con- tain a very varied fauna, best seen where the fossils are freed by weathering. 37 feet of clay rock, rather soft, clay shale, shaly limestone, clayey limestone underly- ing the Devonian, down as far as the creek bed. A Lower Silu- rion character was found here. The fossiliferous layers are Richmond do overlie still lying giving down the creek.