/6d 



riCGRRTH 



3.50 3.00 2.50 2.00 1.50 



PARTICLE SIZE DISTRIBUTION 

 MILLIMETERS 



1.00 .90 .BO .TO .60 .50 .10 .35 .X 



10 .09 .06 .03 .06 



2.00 *2.50 -3.00 *3.50 *1.0O 



VERY EORRSE SEN) 



JRN" RPR u JUL" OCT C 



EEB B MRYO RUGS NOV< 



ffifi c JLN+ SEP^ 



IO1TIJ0RTH SERE 



VERY f»£ SFN) 



E-14 



