GEOLOGICAL SURVEY 01 INDIA. 



Memoirs, Vol. XL1V, P] :. 



FIG. 1. BALANCED BLOCK OF IDAR GRANITE NEAR VASNA. 



Photographs by C S. Middlemiss, "'■ s - L Calcutta. 



FIG. 2. DELHI QUARTZITE RIDGE N. OF CHORIVAD WITH ARAVALLIS IN FOREGROUND. 



