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NEW YORK STATE MUSEUM 



cases I believe the overburden of the laccolites is sandstone which 

 has been Hfted and in some measure compacted and altered by the 

 igneous lenses beneath. It is not to be understood that these expres- 

 sions of contact change are the only ones here appearing. The 

 gypsum overburden is also evident on both islands, but the greater 

 resistance of compacted sandstone to the wear and tear of the sea 

 and weather has made these presentments conspicuous, while they 

 are absent on Entry because the ingredients are wanting, the gray 

 sandstones being only very sparsely represented. 



A REMARKABLE SILURIC SECTION ON THE BAY OF CHALEUR 



This is a preliminary note in regard to a Siluric section of 

 apparently extraordinary thickness exposed along the north shore 

 of the Bay of Chaleur, just east of the mouth of the Little Cas- 

 capedia river. The prosperous village of New Richmond lies here 



Sketch map of Cascapedia bay and rivers, Bay of Chaleur, giving location of the Black cape 



section 



in the broad depression of the Grand and Little Cascapedia rivers. 

 In the valley of the two rivers the rock series lies deeply buried, but 

 crossing the Little Cascapedia eastward, the rock comes to the sea 



