DISCOVERY REPORTS, VOL. IX 



PLATE XI 



60° 



45 



up to 25% 

 26%- 50% 

 51% "75% 

 76%-38°/o 



LIMIT OF OB5" 



-i i ■ ■ ■ i t-> ■ i " i 



i | i i i i i i-t- i 1 1 i i 



65° 



60^ 



DISTRIBUTION OF FINE SAND, 0-1-0-4 mm. 



45 



50 



-1 ' ' ' ' ' 1 1 



55 



