6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 2.63,L,None,"Strong Sandy" 0.88,S,RSC,"Grainly" -2.17,S,ZRSO,"Weak Grainly" -4.17,S,ZRSO,"Grainly" -4.47,S,ZFSO,"Strong Silty" -7.37,-,-,-