────────────╥────────────╥───────────╥────────────╥──────────── Hydraulic ║ ║ ║ ║ value ║ Clay ║ <0.25mm ║ 0.25mm. ║ 0.5mm. Per cent in ║ ║ ║ ║ soil ║ 21.64 ║ 23.56 ║ 12.54 ║ 13.67 ════════════╬══════╤═════╬═════╤═════╬══════╤═════╬══════╤═════ ║ │ ║ │ ║ │ ║ │ ║ =A= │ =B= ║ =A= │ =B= ║ =A= │ =B= ║ =A= │ =B= ║ │ ║ │ ║ │ ║ │ Insoluble ║ │ ║ │ ║ │ ║ │ residue ║ 15.96│ 4.35║73.17│17.29║ 87.96│11.03║ 94.13│12.72 Soluble ║ │ ║ │ ║ │ ║ │ silica ║ 33.10│ 7.17║ 9.95│ 2.34║ 4.27│ 0.53║ 2.35│ 0.32 Potash ║ 1.47│ 0.32║ 0.53│ 0.12║ 0.29│ 0.04║ 0.12│ 0.01 Soda ║(1.70)│ ║ 0.24│ 0.06║ 0.28│ 0.04║ 0.21│ 0.02 Lime ║ 0.09│ 0.03║ 0.13│ 0.03║ 0.18│ 0.02║ 0.09│ 0.01 Magnesia ║ 1.33│ 0.29║ 0.46│ 0.11║ 0.26│ 0.03║ 0.10│ 0.01 Manganese ║ 0.30│ 0.06║ 0.00│ 0.00║ 0.00│ 0.00║ 0.00│ 0.00 Ferric oxid ║ 18.76│ 4.06║ 4.76│ 1.11║ 2.34│ 0.29║ 1.03│ 0.14 Alumina ║ 18.19│ 3.97║ 4.32│ 1.04║ 2.64│ 0.33║ 1.21│ 0.17 Phosphoric ║ │ ║ │ ║ │ ║ │ acid ║ 0.18│ 0.04║ 0.11│ 0.02║ 0.03│ 0.00║ 0.02│ 0.00 Sulfuric ║ │ ║ │ ║ │ ║ │ acid ║ 0.06│ 0.01║ 0.02│ 0.01║ 0.03│ 0.00║ 0.03│ 0.00 Volatile ║ │ ║ │ ║ │ ║ │ matter ║ 9.00│ 1.33║ 5.61│ 1.43║ 1.72│ 0.23║ 0.92│ 0.29 ────────────╫──────┼─────╫─────┼─────╫──────┼─────╫──────┼───── Total ║100.14│21.64║99.30│23.56║100.00│12.54║100.21│13.67 Total ║ │ ║ │ ║ │ ║ │ soluble ║ │ ║ │ ║ │ ║ │ matter. ║ 75.18│ ║20.52│ ║ 10.32│ ║ 5.16│ „ „ ║ │ ║ │ ║ │ ║ │ bases ║ 41.84│ ║10.44│ ║ 5.99│ ║ 2.76│ Soluble ║ │ ║ │ ║ │ ║ │ silica in ║ │ ║ │ ║ │ ║ │ crude ║ │ ║ │ ║ │ ║ │ substance.║ 0.38│ 0.01║ │ ║ │ ║ │ ────────────╨──────┴─────╨─────┴─────╨──────┴─────╨──────┴─────
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