6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 1.50,C,None,"Weak Silty" 0.40,C,None,"Weak Silty" 0.00,C,None,"Weak Organic" -0.10,C,None,"Weak Silty" -0.30,P,None,"Sandy" -3.00,-,-,-