7 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -0.20,C,None,"Weak Silty" -1.10,C,None,"Weak Silty" -1.70,C,None,"Moderate Organic" -1.90,C,None,"Weak Silty" -2.20,C,None,"Weak Silty" -4.90,C,None,"Weak Silty" -6.20,-,-,-