6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -0.62,C,None,"Strong Sandy" -1.22,C,None,"Weak Sandy" -2.02,C,None,"Weak Sandy" -2.44,C,None,"Weak Sandy" -3.42,P,None,"Strong" -3.62,-,-,-