6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -1.80,P,None,"None" -6.20,C,None,"Weak Silty" -6.90,P,None,"None" -7.50,C,None,"Weak Silty" -9.20,S,CSFO,"None" -10.80,-,-,-