4 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 6.80,S,None,"Weak Organic" 6.50,S,CSFO,"None" 5.30,S,CSFO,"Weak Silty" 3.55,-,-,-