7 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 2.80,C,None,"None" 2.20,C,None,"Weak Silty" 1.20,C,None,"None" 0.70,P,None,"Strong" 0.40,S,FSC,"Strong Organic" -2.00,S,ZFSO,"Strong Silty" -4.20,-,-,-