Table B.28 Relative weight percentage of particle size fractions determined by sieving and weighing, for lake sediments Relative weight % of fraction Diameter [mm] Höytiäinen Varparanta Kuorinka Mekrijärvi 0.4-2 3.2% 11.0% 1.9% 3.5% 0.125-0.400 10.7% 21.0% 4.5% 24.7% 0.063-0.125 7.2% 30.7% 15.7% 17.5% 0.037-0.063 5.6% 7.1% 12.2% 13.3% 0.020-0.037 4.7% 2.7% 3.3% 8.1% <0.020 68.6% 27.4% 62.4% 32.9%