Table 5. Sediment characteristics. 



Profile 



Description 



Sand-size 



range 



site 



(mm) 



((}) units) 



1 



Backshore sand; foreshore 

 pebbles and cobbles 



0.401 to 0.250 



1.32 



to 2.00 



2 



Sand; heavy minerals sometimes 

 present 



0.330 to 0.241 



1.60 



to 2.05 



3 



Sand; scattered gravel 

 sometimes in surf zone 



0.914 to 0.245 



0.13 



to 2.03 



4 



Sand; heavy minerals sometimes 

 present 



0.293 to 0.210 



1.77 



to 2.25 



5 



Mostly cobbles; some sand on 

 backshore 



0.536 to 0.238 



0.90 



to 2.07 



6 



Sand 



0.279 to 0.195 



1.84 



to 2.36 



7 



Gravel and sand; heavy minerals 

 rare 



0.281 to 0.206 



1.83 



to 2.28 



8 



Thick, heavy mineral 

 concentrates; gravel rare 



0.371 to 0.210 



1.43 



to 2.25 



9 



Sand; some pebbles in surf 

 zone 



0.287 to 0.203 



1.80 



to 2.30 



10 



Sand; pebbles occasionally in 

 narrow zone along upper fore- 

 shore; heavy minerals common 



0.312 to 0.215 



1.68 



to 2.22 



11 



Sand; few pebbles in surf zone 



0.323 to 0.225 



1.63 



to 2.15 



12 



Sand; bands and cusps of gravel 



1.110 to 0.210 



-0.15 



to 2.25 



13 



Sand, gravel, and pebbles 

 common in foreshore; clay 

 present 



0.747 to 0.233 



0.42 



to 2.10 



14 



Sand; some gravel and pebbles 



0.272 to 0.207 



1.88 



to 2.27 



15 



Sand; narrow zones of gravel 



0.314 to 0.202 



1.67 



to 2.31 



16 



Sand; bands of gravel and 

 granules 



0.642 to 0.206 



0.64 



to 2.28 



17 



Sand and fine gravel 



0.959 to 0.195 



0.06 



to 2.36 



47 



