141 



Contents. 



Introduction 



Stratigraphy of the Chichibii mountains 

 A. — Petrography of the Samhagmvmi series ... 



(rt) General remarks 



(?>) The lower division or the normal sericite-schist 

 ( c ) The middle division or the spotted graphite-schist 

 and spotted chlorite-amphibole-schist 



'ij.- 



(d) The upper division or epidote-sericite-schis 

 -Architectonics of the Samhagawan series 



(c) General remarks 



(/) The Lower Samhagawan . 



(g) The Middle Sambagawan , 



(//) The Upper Sambagawan . 



(i) Profiles 



( /' ) Relation of the topography and geology of the 

 gawan terrain 



[h) Massive ropk>< 



C. — Conclusion 



(Z). — Appe7idix 



E. — Explanation of Plates I J. III. IV and V 

 F. — Contents 



Samba 



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