R Grim 1953 clay-mineralogy: smectite CEC 80-150 vs kaolinite 3-15 meq/100g; tetrahedral + octahedral substitution; basis of soil-fertility + nuclear-waste-disposal.
R Grim 1953 clay-mineralogy: smectite CEC 80-150 vs kaolinite 3-15 meq/100g; tetrahedral + octahedral substitution; basis of soil-fertility + nuclear-waste-disposal.