MEAN (phi) 

 a. Station 3 (□) 



MEAN (phi) 

 b. Station 4 (x) 



MEAN (phi) 

 c. Station 5 (0) 



MEAN (phi) 

 d. Station 6 (a) 



Figure 15. Plots of mean grain size 

 versus sorting for all samples in 

 the beach group 



46 



