WEST RAGGED REEF TO MINTDIE (3). — LOGAN. 431 



Ft. In. 



8. Coal ; 1 



Gray argillaceous shale, with stigmarice ficoides 



(undei'titone) -3 



Gray argillaceous sandstone, ^\dth stigmariw ficoides 



{^ujider stone) • 2 



Hard argillo-arenaceous shale, with stigmari<je ficoides 



(understo-ne) 5 



Red shale 20 



Greenish gray or drab coloured sandstone, forming a 



reef 20 



Red shale 23 



Reddish gray sandstone 5 



Red shale and greenish gray sandstone ; not much sand- 

 stone 30 



Red argillaceous shale and greenish gray sandstone, 



more sandstone than before 30 



Red argillaceous shale 1 



Reddish gray sandstone 1 



Red argillaceous shale 3 



Reddish gray sandstone 2 



Red argillaceous shale 12 



Greenish gray sandstone 15 



Red argillaceous shale 20 



Reddish sandstone 2 



Red and green shale 8 



Reddish gray sandstone 6 



Red shale 2 



Greenish gray sandstone , .• 2 



Red argillaceous shale 3 



Greenish gray sandstone 3 



Greenish gray sandstone, fit for grindstones, which are 

 now quarried from it. This constitutes North 



Ragged Reef 12 



