422 CARBOl^I FERGUS ROCKS IN CUMB. CO. — LOGAN & FLETCHER. 



. , Ft. In. 



with black chert and lydian stone, — are some of them 



as large as hens' eggs, a great many as large as 

 almonds, and the majority as big as peas. Some of 

 the beds have been found fit for grindstones. This 

 sandstone constitutes the point of West Ragged Reef* 30 



Measures concealed, 42 



Measures concealed, with sandstone at the bottom, 23 



Greenish gray or drab coloured sandstone of a coarse grit, 12 



Dark red shale with green bands, 30 



Greenish gray sandstone of a coarse grit, some of which 

 is fit for grindstones, but some parts are conglomerate, 

 with red and white quartz pebbles, generally as large 

 as peas, some of the size of pigeons' eggs, and a few as 

 large as hens' eggs; some parts exhibit large spherical 

 concretions rather harder than the surrounding 



material, 30 



Dark red shale, with green bands, G 



Greenish gray or drab coloured sandstone of a coarse grit, 6 

 Dark red and light green shale, with some bands of drab 



sandstone, ... 50 



Greenish gray sandstone of a coarse grit, 30 



Dark red shale, 30 



Greenish gray sandstone of a coarse grit, with some 



carbonized drift plants, 3 



Greenish and red shale. This is on the west side of 



South Brook, Two Rivers, 3 



Measures not well seen, being occupied by the brook, but 



consisting chiefly of greenish gray sandstone, 42 



Greenish gray sandstone, with bands of greenish aren- 

 aceous shale and red arenaceous shale, 10 



Red argillaceous shale, 1 



Greenish gray sandstone, 7 



Red arenaceous shale, 4 



*In this reprint, place names are printed in a more prominent type tiian in the 

 original, in order to facilitate reference to the SGction. —JSditor. 



