6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 2.96,C,None,"None" 2.56,C,None,"Weak Sandy" 1.66,C,None,"Strong Sandy" 1.56,S,CSGO,"None" 1.26,S,ZUGO,"None" -2.74,-,-,-