KHASI HILLS. 



129- 



To the North of Nonkradem, the ridge on which that village is situat- 



„ ,. ... ed is separated from the similar level ground fur- 



Outliers near iv oukra- *■ " 



dem. ther to the North by a deep transverse glen (seen 



in foreground of Fig. 8) in which gneissose and schistose rocks are well 



exposed. Resting nearly horizontally upon these and forming a cap on 

 their upturned edges, the sandstones stretch almost continuously from 

 this to Lacat. At the northern extremity of this broad ilat ridge, where 

 the ground narrow's by the approach of the deep valleys on either side, 

 this sheet of sandstone is divided into several small outliers separated by 

 slight depressions in the ridge : some of these are not more than 100 yards 

 square. But, proceeding to the South, the sandstones gradually become 

 much thicker and form the entire surface. About Molih they form thick 

 beds of red ferruginous grits alternating with shaly beds and clays. Close 

 to the village to the North, some traces of coaly layers are seen. 



The same ferruginous sandstones, associated with black pyritous shale, 

 continue to show along the ridge towards the South. In the sandstone 



