us GEOLOGICAL SURVEY 





/Rir 



r^, ^'v ^y^^y''^/^; 'v^ 





/Rgr 



L\"\ - V \ \'\ / s V (- ^'x''!','" \-\ ' \ ' '^ \ ' ^"1 '^'/ I '-^ 



GENERALIZED SECTIONS THROUGH NORTH ^ 



H0RIZONT.\L SC\LE, 1 INCH= IMILE. 



ELEVATION OF BASl 

 NOTE : Formations are brouglit lo the surface 



ARCHEAN 



LOWER Ht 



^'x^RgrW^ 



Grajiite Sturgeon and Aji"bik Kono aiiclRandviUe "Maiisli 



qtiartzite dolomite Sianic 



