22 feALL ! GEOI.OG? OE THE R.AJMEHAL HILLS. 



duced by lateral pressure, than to any true faulting. The main hounding 1 

 fault appears, indeed, to have died out before reaching the Brahmini. 



Traces of this "boulder rock appear again further north in the bed 

 of the Chota Gumani stream {vide p. 32). 



The streams and raviny ground north of Nargunjo bungalow render 



m ,, .. „ . ^ T it possible to trace with considerable clearness the 

 Talchirs north or JNar- r 



gunjo. boundaries of a small wedge-shaped area of char- 



acteristic green and red Talchir shales, associated with which is a strongly 

 developed boulder bed. The several branches of the stream exhibit 

 clear sections of these rocks. 



The following section occurs south of Balidih : — 



ft. 



1. Boulder bed (estimated) ... ... ... 15 



2. Fine sandstones and yellow shales much hardened by 



infiltration, dip 20° east ... ... ... 20 



3. Yellowish and green sandstones with nests of silt ... 53 



4. Interval representing a thickness of ... ... 25 



5. Greenish and yellow shales and fine sandstones ... 68 



Total ... 181 



At the base of the section seen in the Bullaikandar river, north of 



Gopikandar, and in some of the streams north of 

 Bullaikandar river. 



the Burgo hill, there are some doubtful beds — those 



of the latter locality only containing boulders — which may possibly be 



members of the Talchir series; they are very unimportant, however.; 



perhaps in no case amounting to six feet in thickness. 



No further exposures of Talchirs are seen for twenty miles, or until 



the valley of the Gumani is reached. Here at the 

 Talchirs in Gumani. . . 



base or the section there are beds similar to those 



described near Nargunjo. Basting on these there is a small thickness 



( 176 ) 



