WEST RAGGED REEF TO MINUDIE (3). LOGAN. 437 



Ft. In 



Greenish gray sandstone, with red and c:reen shale 



studded wnth ironstone balls 4 



Red and greenish gray argillaceous and arenaceous shale, 

 in beds of five feet, with greenish gray sandstone, in 



beds of one to three feet 30 



Reddish and greenish gray argillaceous shale, with 



ironsfone balls 15 



Greenish gray sandstone, soft, with bands of red aren- 

 aceous shale 21 



Red argillaceous shale 2 



21. Coal 2 



Greenish gray argillo-arenaceous shale, with stigmarioe 



(underclay) 2 



Measures conceailed 35 



Greenish ei'av sandstone of o-ood srit 4 



Measures concealed 7 



Greenish gray sandstone of good grit 1 



Measures concealed 15 



Greenish gray arenaceous shale 1 



Measures concealed 43 



Measures concealed, but probably sandstone 7 



Measures not perfectly seen, but consisting in part of 



greenish gray sandstone 13 



Greenish gray sandstone, with impressions and casts of 

 calamites. This layer is almost fit for grindstones, 

 but not sufficiently regular to be worked profitably. .13 



Measures not well seen, supposed to be red shale 22 



Red and greenish gray argillo-arenaceous shale, the red 

 prevailing, with some bands of greenish gray sand- 

 stone of six to twelve inches ". 40 



Reddish and gre'enish gray sandstone, in beds of three 

 to ten feet, separated by layers of red and greenish 

 gray arenaceous shale of one to two feet. This forms 

 Dennis Rivek Point 31 



