6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -5.60,P,None,"Sandy" -6.10,GM,None,"Grainly" -21.60,S,FSC,"None" -25.10,S,FSC,"None" -29.60,S,RSC,"Grainly" -34.60,-,-,-