OUARRY MATERIALS OF NEW YORK 



187 



purpose. Its weathering qualities are attested by nearly a century 

 of use as monumental and building stone. For building stone it 

 has found considerable sale in the large towns and cities "of New 

 York and adjoining states, especially for public structures, churches 



Fig. 14 Map of marble district near Gouverneur. i is Gouverneur; 2, St 

 Lawrence; 3, Sullivan; 4, Callahan; 5, Extra Dark; 6, Northern New York 

 quarries 



and fine residences. In rock face, as used for building stone, the 

 marble has a medium gray color, whereas the cut or patent ham- 

 mered surface of trimmings shows much lighter. The selling 

 prices vary with the color and uniformity. 



Determinations of the specific gravity and absorption of the 



