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166 NERBUDDA DISTRICT. 



2 ft. in to 2 ft. 6 in. Blackish grey and black shales, — irre- 

 gular, flaky, but not very fine ; abounding in impres- 

 sions of Vertebraria, Glossopteris and Phyllotheca. 

 , Irregularly deposited grey mud. 

 , Massive beds of greyish sandstone with some carbona- 



. ceous partings, in lines though irregular. 

 , Grey clunchy clay. 

 , Thick, massive sandstone. 

 Fault— heads E. 30 N.: beds below the fault, dip 10°— N. 25 E. 

 ft. in. Red and green shale, only the top seen. 

 7 „ „ Sandstone somewhat earthy, white, and fine grained 



with a few carbonaceous markings on the partings. 

 4 „ 6 „ Grey and red-grey clunch-clay or mud, with many 

 jointings ; has not much of the nodular character. 

 , More flaky and finer ditto, with reddish hue. 

 , Shaly clay with some sandy partings, grey. 

 , Cloddy shale, grey. 

 , to 2 feet. Sandstone greyish white. 

 , to 1 foot. Shaly clay, reddish. 

 , Flaky sandstone, with carbonaceous partings. 

 , Red clay 1 foot 6, grey clay 6 inches ; varying in 



thickness red and grey alternating. 

 , to 3 feet. Sandstone, — whitish, soft. 

 , Blueish grey clay, or mud. 

 , White sandstone, 

 dip regular. N. 30 E. 10° to 12°. 



This may be taken as a typical section of the Lower Damuda rocks of 



the Upper Deinwa drainage, but it is perhaps ex- 

 Remarks on Section. ... . , i • i • . 



ceptional in exposing so great a thickness uninter- 

 rupted by a trap dyke. A vast number of these 



Prevalence of Trap r J l J 



Dykes. traverse the rocks here, and much might be said of 







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