8 strongly bonded sheets 21 clay mineral structure 21

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Unformatted text preview: ctahedron sheets –  Also – other ions associated with the crystal structure and how they are organized –  DIFFERENT TYPES OF CLAYS CAN BE RECOGNIZED BY THE NUMBER, ORDER AND RATIO OF THESE LAYERS Al Octahedron Si Tetrahedron 1:1 clay minerals •  1:1 layering (Si:Al) (Fig 4.8) •  Strongly bonded sheets 2:1 clay mineral structure •  2:1 layering (Si:Al) (Fig 4.12) •...
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