6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 3.70,C,FSC,"Sandy" 3.40,C,FSC,"Sandy" 3.20,C,None,"Sandy" 2.80,C,None,"Moderate Silty" 2.40,C,FSC,"Weak Sandy" 0.00,-,-,-