6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -4.90,P,None,"None" -5.40,C,None,"Weak Silty" -6.40,P,None,"None" -7.60,C,None,"Weak Silty" -9.20,S,FSC,"None" -11.40,-,-,-