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,"Moderate Organic" -2.50,P,None,"None" -5.70,C,None,"Weak Organic" -7.10,P,None,"None" -9.30,S,FSC,"Moderate Organic" -9.50,-,-,-