U. S. GEOLOGICAL SURVEY. 



HALIFAX. 



AMPHIBOLITE. 



HALIFAX. 



GUILFORD. 



LE^ 



AMPHIBOLITE. 



CONWAY SCHIST, WITH LIME: 



SHELBURNE. 



MONSON GNEISS. 



HAWLEY 

 AMPHIBOLITE. 



CONWAY 



AMPHIBOLITE. 

 WITH BANDS OF LIME 



CONWAY. 



CONWAY SCHIST, 



WITH LIMESTONE BANDS. 



AMPHIBOLITE. 



SECTIONS ALONG I 



