108 THE ALLEGHANY COAL FIELD. 



Feet. 



three hundred feet above Lake Erie. The bed, with 

 its accompanying limestone, that appears to be the 

 same as that between Rochester and Hanover sta- 

 tion, is, at Rochester, five hundred and twenty-three 

 feet above Lake Erie. Between Hanover station 

 and Salineville there is much irregularity and 

 change in the thickness, the plunge and the compo- 

 sition of the beds, that requires further examina- 

 tion.] 



17. Slaty Sandstone and Brown Shale, - - - - 60 



18. COAL, 3 



19. Sandstone and Shale, with limited beds of Limestone 



and Coal, - - 70 



20. Coal, " Creek Vein," Jackman's, . - . . 3 



21. Sandstone and Shale, 28 



22. Coal, - - - 2 



23. Sandstone and Shale, 53 



24. Coal, " Rodgers' Vein," 3 



25. Black Shale, - - . t . . . . 16 



26. Brown Shale, 40 



27. Black Shale, with kidneys of Iron Ore, - - 14 



28. Brown Shale and slaty Sandstone, - - - - 27 



29. Shales and Sandstone, 32 



30. Water Lime bed, - - 1 



31. Shale and Sandstone, ------ 32 



32. Coal, " Big Vein," same as Msely's bed near mouth 



of Yellow Creek, .-.---- 6 



[Assuming this bed of coal to be the same as No. 

 11 of the section made by Mr. Briggs, on the Vir- 

 ginia shore of the river, opposite Yellow Creek, I 

 continue the section to the base of the " lower Sand- 

 stone group," as given by that gentleman in the 

 Virginia Report of 1841.] 



33. Shale, 5 



34. Sandstone, micaceous, 30 



35. Shales, 15 



