6 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" -1.70,P,None,"Weak Silty" -4.30,C,None,"Organic" -6.50,P,None,"Sandy" -7.60,S,CSFO,"None" -7.90,-,-,-