6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -2.00,C,None,"Weak Silty" -2.50,P,None,"None" -4.30,C,None,"Weak Organic" -8.00,P,None,"None" -9.10,S,None,"Moderate Organic" -9.20,-,-,-