13 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -1.30,C,None,"Weak Silty" -2.10,C,None,"Weak Silty" -2.85,C,None,"Strong Organic" -3.70,P,None,"Strong" -4.55,C,None,"Moderate Organic" -5.05,P,None,"None" -5.70,C,None,"Weak Silty" -6.30,C,None,"Weak Silty" -7.30,C,None,"Weak Silty" -8.00,C,None,"Weak Silty" -8.60,P,None,"None" -8.75,P,None,"None" -9.20,-,-,-