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NEW YORK STATE MUSEUM 



AUSABLE FORKS SYENITE AREA 



The vicinity of Ausable Forks, about 15 miles west of Lake 

 Champlain and 24 miles by rail southwest of Plattsburg, presents 

 many advantages for quarry operations in connection with both 

 anorthosite and syenite. For several years past a considerable quan- 

 tity of monumental stone has been shipped from this section and 

 recently additional developments with a view to the extraction of 

 building stone in a large way, as well as monumental stock, have 

 been planned. 



The main anorthosite intrusion of the central Adirondacks ex- 

 tends from the south to within a short distance of the confluence of 

 the east and west branches of the Ausable river, where the village is 



M I LE S 



Fig. 9 Map of the quarry section about Ausable Forks. 1-5 are quarries 

 in green syenite; 6 is anorthosite quarry 



