MONOGRAPH XXIX. PL. XXXI. 



\l SALEM. 



DANA. 



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XXVIII. 



iY SCHIST. CHESTER 'AMPHIElOLITE. 



SAVOY sinisT. 



»RESCOTT. 



BECKET QNEISS. 



GREENWICH. 



DANA. 



mimiiSismi • 'JJVj:rrrrrTrrrnTTrr7jr^7,7T,y?-z77n^ 



SAVOY SAVOY CONWAY 



SCHIST. SCHIST. SCHIST. 



ENFIELD. 



BECKET GNEISS. 



GREENWICH. 



SAVOY ; SCHIST. BECKET QNEISS. CHESTER AMPHIBOLITE. 



CHESTER AMPHIBOLITE. 



CONWAY SAVOY SpHISTl. 



SCHIST. CHESTER AMPHIBOLITE. 

 ROV^E kcHIST. 



PALMER. 



BECKET : I I GNEISS. 



CHESTER AMPHIBOLITE. 

 CONWAY .SCHIST FIBROLITIC, 



SAVOY BRIMFIELD 

 SCHIST. SCHIST 



FIBROLITIC. 



BELCHERTOWN. 



BECKET TONALITE. 



.., QNEISS. 



J Mill) 



GEOLOGICAL MAP. 



