6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 2.86,C,None,"None" 2.56,C,None,"Strong Sandy" 1.16,C,None,"Weak Silty" 0.96,C,None,"Weak Silty" 0.76,S,CSFO,"None" -0.34,-,-,-