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CVG-2107 (Chapter 2) 17

CVG-2107 (Chapter 2) 17 - that of sand Chap.2 Soils...

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Prof. M. Fall - Uniersity of Ottawa Prof. M. Fall - Uniersity of Ottawa 17 Example: Montmorillonite case Cation exchange capacity (CEC) Comparison 20-30 80 Chlorite 80-120 800 Montmorillonite 20-30 80-100 Illite 3-10 10-20 Kaolinite C.E.C (meq/100g) Specific Surface (m 2 /g) Mineral Cation exchange capacity (CEC) Exercices Question 1 What is the main cause of the difference of behaviour between soils containing clay minerals and soil without clay mineral? Question 2 What does adsorbed water mean? Question 3 Why does water affect more the behaviour of clay than
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Unformatted text preview: that of sand? Chap.2. Soils: types & structure Course outline 1. Introduction 3. Shape and size of soil grains 4. The clay minerals 2. Main categories of soils 6. Special categories of soil 5. The soil structure 5. Soil structure 5.1 What is soil structure? 5.2 Structure of coarse soils or silt soils 5.3 Structure of clay soils Soil structure = how individual soil particles clump or bind together 5.1 What is soil structure?...
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