7 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -1.70,P,None,"None" -3.40,P,None,"None" -5.60,C,None,"Weak Silty" -8.40,P,None,"None" -9.00,C,None,"Strong Organic" -10.10,C,None,"Strong Sandy" -10.40,-,-,-